- Nov 2024
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wedocs.unep.org wedocs.unep.org
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The potential for cuts in 2030 is 31 gigatons of CO2 equivalent – which isaround 52 per cent of global greenhouse gas emissions in 2023 – and 41gigatons in 2035.· Increased deployment of solar photovoltaic technologies and wind energy coulddeliver 27 per cent of this total emission reduction potential in 2030 and 38 percent in 2035.· Action on forests could deliver around 20 per cent of the potential in both years.• Other strong options include efficiency measures, electrification and fuelswitching in the buildings, transport and industry sectors.
for - stats - 27% of the gap can be reduced by wind and solar deployment and 20% by action on forests, while efficiency, electrification, fuel switching in buildings, transport and industry sectors can also contribute - UN Emissions Gap Report 2024 - Key Messages
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- Oct 2024
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aukehoekstra.substack.com aukehoekstra.substack.com
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An interesting heuristic I came up with is that we should install 1 kWh of batteries for every kilowattpeak (kWp) of solar panels. On average solar panels will output around 20% of their rated peak power worldwide (see table). A good rule of thumb is that you want a minimum of 5 hours of storage in the future renewable grid. Five times 20% is 100%, hence 1 kWh of batteries for 1 kWp of solar panels.
This shows the Germany having only 11-12% capacity factor for solar? I assumed it was close to Spain's figure
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- Jul 2024
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www.carbonbrief.org www.carbonbrief.org
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Putting the various figures together shows that, far from the modest 29% year-on-year increase in the incomplete NBS data, there was a record 78% rise in solar generation in May 2024.
This was compared to may 2023 - so a nearly 80% jump in a single year, for China (!)
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- Jun 2024
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totalsun.cafe24.com totalsun.cafe24.com
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www.fusei.com www.fusei.com
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www.carbonbrief.org www.carbonbrief.org
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As 45% of last year’s record solar additions were distributed generation, the exclusion of small solar installations is affecting these numbers a lot more than it used to.
Wow, nearly half of China's solar addition is distributed? How is it funded?
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- May 2024
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www.derstandard.de www.derstandard.de
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In Österreich wenden sich die Verbände der erneuerbaren Energiewirtschaft gegen die von der OMV geplante Ausbeutung eines neuen Gasfeldes bei Groß-Enzersdorf. Mit wenig Aufwand lasse sich dieselbe Menge Energie mit Wind oder Solarkraft herstellen. Das Gasfeld würde zu geschätzt 10 Millionen weiteren Tonnen CO<sub>2</sub>-Emission führen, das ist etwa ein Viertel der derzeitigen österreichischen Jahresemissionen. https://www.derstandard.de/story/3000000181249/gegen-foerderung-von-gas-vor-den-toren-wiens-formiert-sich-widerstand
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- Apr 2024
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www.youtube.com www.youtube.com
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for - DIY solar geyser
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www.handelsblatt.com www.handelsblatt.com
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Durch den Inflation reduction Act sind in den USA die Investitionen in emissionsarme Technologien auf 240 Milliarden Dollar gestiegen, wären sie in Europa -allerdings auf höherem niveau-stagnieren. Durch den Inflation reduction Act wird auch internationales Kapital in die USA gezogen. Besonders viele Investitionen fließen in die Elektromobilität, darunter in elektrische SUVs. Das Handelsblatt hat eine Studie zur Wirkung von Subventionen in der Klimapolitik in den USA und Europa beauftragt.
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- country: USA
- institution: Rhodium Group
- actor: Nexwafe
- actor: Klöckner & Co
- actor: Ørsted
- actor: Siemens Energy
- actor: Meyer Burger
- expert: Jack Conness
- expert: Oliver Hildebrand
- actor: BASF
- 2024-04-03
- program: Inflation Reduction Act
- actor: Lanxess AG
- actor: Volkswagen
- actor: Biden Administration
- actor: RWE
- actor: SMA Solar
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- Mar 2024
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- Feb 2024
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docdrop.org docdrop.org
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for - hybrid solar PV and thermal - virtu solar PV and thermal
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for - sustainable transportation - solar powered car - Aptera
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- Jan 2024
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Die taz plädiert dafür, die Förderung von Wertschöpfung in Deutschland bei der Solarenergie nicht mehr über das Erneuerbare Energien Gesetz abzuwickeln, da die dazu notwendigen bürokratischen Verfahren zu kompliziert sind. https://taz.de/Stand-der-Solarenergie/!5984121/
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www.handelsblatt.com www.handelsblatt.com
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Die europäische Solar-Industrie ist in einer schweren Krise, weil chinesische Unternehmen mit wesentlich billigeren Modulen auf den europäischen Markt drängen. Die Subventionen der USA für die eigene Industrie verstärkt diesen Druck. Wenn die deutsche Regierung ihre Subventionspolitk nicht ändert, wird der Hersteller Meyer Burger sein deutsches waren schließen und nur noch in den USA produzieren. https://www.handelsblatt.com/unternehmen/energie/erneuerbare-energie-solarausruester-meyer-burger-droht-mit-schliessung-der-deutschen-modulproduktion/100007780.html
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docdrop.org docdrop.org
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the yolk and doing solar gazing
for - description - solar gazing
description - solar gazing - yogi performs this as a practice that moves from Trekcho to Togal - There is a youtube neuroscientists who advocates for indirect sungazing for 5 min. at sunrise (reference)
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- Nov 2023
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www.youtube.com www.youtube.com
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16:00 "our grass is a solar panel"<br /> hell yeah. fuck these "made in china" hightech bullshit solar panels.<br /> future energy is based on wood gas, and synthetic diesel made from wood gas.<br /> but the depopulation agenda has priority...
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- Jun 2023
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insideclimatenews.org insideclimatenews.org
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The average price for a solar panel delivered in the United States was 38 cents per watt as of June 7, which is double the global average, according to BloombergNEF and PV InfoLink. The U.S. price has been about the same, going up or down just a penny or two, since last fall.
Wow, so much more?!
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- Dec 2022
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usa.streetsblog.org usa.streetsblog.org
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“… there are about 25 billion car trips per year, and with some 27 million cars, this suggests an average of just under 18 trips per car every week. Since the duration of the average car trip is about 20 minutes, the typical car is only on the move for 6 hours in the week: for the remaining 162 hours it is stationary – parked.”
This may be napkin maths but this is pretty shocking to think about. There must be a better way!
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- Sep 2022
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truthout.org truthout.org
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Renewable energy critics argue that wind and solar are not reliable sources because of their variability. Others argue that wind farms encroach on pristine environment and destroy a country’s natural habitat, as is the case with the installation of thousands of wind turbines on scores of Greek islands in the Aegean Sea. How would you respond to such concerns, and are there ways around them?
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www.youtube.com www.youtube.com
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if we want to deliver a thousand terawatt hours a year using these systems you could use 142 00:29:07 coal-fired power stations or 30 000 solar pv arrays or 12 309 wind turbine arrays of average size 00:29:18 where each array is like 10 win windows this is this is where we're getting the extra numbers from so each of these sites will have to be built and constructed and maintained and then when they wear out they need to 00:29:30 be decommissioned so renewables have a much lower energy return on energy invested ratio than fossil fuels and they and the the truth is they may not be strong enough to power the next industrial era 00:29:45 so gas and hydro power generation has to balance with demand supply and demand has to balance otherwise the grid will age
!- for : EROI, energy density - lower energy density = more plants
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- Feb 2022
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www.livingpower.com.au www.livingpower.com.au
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Understanding the effects of introducing Solar PV and how it can affect “Power Factor” on complex Industrial/Commercial sites
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- Oct 2021
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www.surfdome.com www.surfdome.com
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Biolite Firepit+ Cooking System
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- Sep 2021
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www.soblime.com www.soblime.com
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Off Grid Solar Power With a DifferenceWe’ve combined a simple and powerful goal with bold and beautiful artistic choices to create something unique, adaptable, and fully customizable. The Perennial is the fruit of our labor and is an off grid solar power system that harnesses the natural and limitless energy of the sun in a beautifu
SO Collective provides a selection of off grid solar panel systems. Our system kits provide an easy way to get started with your off-grid solar needs. Get in touch today to further discuss your solar panel needs.
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- Aug 2021
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www.soblime.com www.soblime.com
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Collective, a uniqu
SO Collective - sustainable solar energy solutions & commercial solar solutions. Unique patented, sustainable, solar, renewable, artistic design, solar panel charging station with IoT capabilities that provides a service to your community while beautifying.
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- Mar 2021
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www.nature.com www.nature.com
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Witze, Alexandra. ‘What NASA Missions Can Teach Us about Teamwork’. Nature 587, no. 7834 (16 November 2020): 359–60. https://doi.org/10.1038/d41586-020-03222-3.
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solarprotocol.net solarprotocol.net
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- May 2020
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www.bloomberg.com www.bloomberg.com
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Rathi, A. (2020, April 30). Renewables Are the Only Winners in Historic Decline in Energy Demand. Bloomberg.Com. https://www.bloomberg.com/news/articles/2020-04-30/renewables-are-the-only-winners-in-historic-decline-in-energy-demand
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- oil
- solar
- energy demand
- gas
- coal
- COVID-19
- emissions
- lang:en
- wind
- carbon dioxide
- economic shutdown
- is:news
- policy
- lockdown
- spread
- renewable energy
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- Apr 2020
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sciencebusiness.net sciencebusiness.net
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Hackathons mobilise start-ups to combat COVID-19. (n.d.). Science|Business. Retrieved April 20, 2020, from https://sciencebusiness.net/news/hackathons-mobilise-start-ups-combat-covid-19
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- Sep 2019
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www.halle36.org www.halle36.org
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- Mar 2019
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www.climaterealityproject.org www.climaterealityproject.org
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It’s clear that we need to make the switch to clean, reliable sources of renewable energy like solar and wind. Unlike fossil fuels, renewables don’t add greenhouse gases to our atmosphere.
We need to change to renewable energy
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www.thehindu.com www.thehindu.com
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The local electricity linesmen, electricity inspectors, and other nodal officials in the electricity department also have key roles to play. Building their capacities to disseminate such information and handle consumer queries and concerns, and providing basic training in billing and metering for solar power can go a long way in improving consumers’ experience.
Why will Discom want to disseminate the information when:
- They themselves don't understand how the system works
- They feel that rooftop solar will cut into their revenues? Here, instead of a top-down approach or bottom-up approach, RE generators and regulators need to have a 2 pronged synchronous approach to educate people about the technologies.
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- Feb 2019
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industrialmachinesandequipments.wordpress.com industrialmachinesandequipments.wordpress.com
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A.T.E.’s Concentrated Solar Thermal system has provided solutions for commercial and industrial applications. Solar thermal technology is used in it which uses solar energy from the sun. This technology directly impacts costs and increase your savings by being energy-efficient. The system also has many benefits like easy to install, longer life cycle, user friendly etc.
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- Sep 2018
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www.nature.com www.nature.com
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The new learned optical correlator uses existing light to save energy costs over an optoelectronic two-layer Combines Convolutional neural network (CNN). https://www.sciencedaily.com/releases/2018/08/180802130750.htm
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- Mar 2018
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ojs.uac.edu.co ojs.uac.edu.co
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ri.ues.edu.sv ri.ues.edu.sv
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e-archivo.uc3m.es e-archivo.uc3m.es
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dspace.unl.edu.ec dspace.unl.edu.ec
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En esta tesis se expone la problemática existente y una solución propuesta por un prototipo, del cual se especifíca todo lo necesario para su construcción, además de los principios que conlleva el funcionamiento adecuado del propio horno solar, Las condiciones a las cuales se llevaron las pruebas de calidad del mismo deberían de ser en ambientes menos controlados, puesto que al aplicarlo en un hogar, hay muchas variables que no pueden ser controladas que en esta tesis si se toman en cuenta.
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www.revistascientificas.udg.mx www.revistascientificas.udg.mx
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El objetivo de este artículo es exponer la implementación de tecnologías solares térmicas, que se convierten en una alternativa complementaria para satisfacer las necesidades de cocción de alimentos básicos, que puede contribuir favorablemente en la problemática del deterioro ambiental; asimismo, que generen estrategias de aprovechamiento sustentable de los recursos naturales, estableciendo productos con valor agregado.
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revistas.unjbg.edu.pe revistas.unjbg.edu.pe
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poseidon01.ssrn.com poseidon01.ssrn.com
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eprints.uanl.mx eprints.uanl.mx
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En este tipo de celdas, la función del “sensibilizante” es la de absorber luz visible e inyectar electrones foto-generados hacia la banda de conducción del TiO2.
Tengo mucho interés en el uso de este tipo de celda, ya que es fácil de crear y barata.
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cybertesis.uni.edu.pe cybertesis.uni.edu.pe
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Las llamadas celdassolares sensibilizadas por colorantes (DSSCdel término en inglésDyesensitized solar cell) son de interés porque son relativamente baratas de producir y abren un nuevo campo de investigación. No se necesitan tecnologías especiales para su fabricación y los materiales, en su mayoría,están ampliamente disponibles
Celdas más fáciles para una experimentación usando pocos recursos, (¿CUCEI tendrá ya antecedentes de esto?).
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- Apr 2017
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www.thesun.co.uk www.thesun.co.uk
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Super-charged solar winds flowing from the Sun’s atmosphere are expected to reach Earth on April 23 or 24.
Whoa! I'll be flying.
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- Jul 2016
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dos.elections.myflorida.com dos.elections.myflorida.com
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Please watch this video to understand the difference between this amendment and the amendment tat is more likely to actually bring you solar at little to no upfront costs. https://www.facebook.com/Renewabledrive/videos/970883766353482/
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I am seeking opinions as to the nature of this amendment. Is this good for homeowners or good for only big business? Is this Yes on 1? Or is this the REAL amendment?
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www.huffingtonpost.com www.huffingtonpost.com
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This is a bit heartbreaking. Their facebook page is heavily monitored as well. I know folks that have been blocked from commenting there at Yes on 1. Thank goodness for hypothes.is.
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www.facebook.com www.facebook.com
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Yes On 1 For The Sun
This FB page and amendment has said to be a sneaky back door legislation that will actually ensure power to the big dogs and make it harder for us to get solar. Please correct me if wrong.
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This bill is on alert as it may actually make buying solar HARDER and not EASIER. Please help me out on this one. Trying to annotate a better link but this will have to do for now. I am trying to comment on yes on 1 video..
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- Jun 2016
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But EEI, its member utilities, Koch-backed groups, and their corporate and conservative allies have been lobbying states, sometimes successfully, to eliminate net metering or otherwise reduce the financial incentives for clean home power generation. When they succeed, people with solar leases could end up with less in savings on their electricity bill than the cost of renting their solar array. EEI’s letter feigns concern for these consumers — an impressively cynical maneuver, as it’s the very group leading the push to raise those consumer costs.
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- Nov 2015
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www.portoframsgate.co.uk www.portoframsgate.co.uk
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LOPINOD is also being used to fund the development of a Low Carbon Plan. This plan will focus on the full spectrum of renewables including wind, solar, marine source heat pumps and tidal. It is hoped that we will become a hub for all green energy going forward, building on our existing involvement in the wind farm industry.
Beachhead for solar, tidal, marine source heat pumps as well as wind energy
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- Dec 2014
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www.jacobsschool.ucsd.edu www.jacobsschool.ucsd.edu
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heat
Note: heat, not electricity.
discussion on this article/research at https://news.ycombinator.com/item?id=8818878
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