Business

Cost of rooftop solar

The cost of installing an average-sized rooftop solar system in the United States has almost halved since 2007, and the number of households with solar is skyrocketing, the Union of Concerned Scientists has reported. Further, the continually declining costs of solar and the plentiful sunshine hours in many parts of the US have meant that [...]

China Added Equivalent of All of Australia’s Solar in Just 6 Months

by John Johnston August 11, 2014
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China has installed enough solar capacity in just six months to equal sunny Australia’s whole supply of solar power. China added 3.3 gigawatts of solar capacity in the 6 months to the end of June, which was double the figure from last year, China’s National Energy Administration has revealed. China now has a total of [...]

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Scientists Pioneer Cheaper, More Efficient Spray-On Solar Cells

by John Johnston August 6, 2014
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Spray-on solar cells are not new, but adequate efficiency has been somewhat lacking. Now, a team of scientists from the University of Sheffield are the first to manufacture more efficient peroviskite cells using a spray-painting process. Peroviskite is a promising new material for solar cells, and using it in the spray-painting process holds the potential to [...]

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Tesla to Hit Production Rate of 100,000 Cars a Year by End of 2014

by John Johnston August 4, 2014
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Tesla Motors is in the process of upgrading its factory in California to be able to manufacture its electric Model X SUV, in addition to the current Model S sedan. Following the quick refit, Tesla is expecting to have delivered 35,000 all-electric cars in 2014. It was only at the beginning of 2013 that Tesla scaled [...]

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10 Reasons To Be Hopeful About Overcoming Climate Change

by John Johnston July 30, 2014
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From action in China and the US to falling solar costs and rising electric car sales, there is cause to be hopeful

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EU Introduces Energy Savings Goal of 30% by 2030

by John Johnston July 28, 2014
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The European Union has introduced an energy savings goal of 30% by 2030. This new goal is 5% above the current energy efficiency target of 25% for the same period. The EU also says that its current goal of 20% by 2020 can be reached if all member nations implement the agreed-to climate change mitigation [...]

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Cheapest Source Of New Electricity In Denmark Is Now Wind Power

by John Johnston July 23, 2014
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Wind power is now by far the cheapest form of new electricity in Denmark, a new analysis from the Danish Energy Agency has found. Further, the agency maintains that new onshore wind farms due to start operating in 2016 will produce power for around half the price of coal and natural gas power stations. Denmark has [...]

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Beef Production Has 10 Times Environmental Impact Of Other Meat

by John Johnston July 21, 2014
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As if we needed yet another reason to eat less beef, a new study published in the Proceedings of the National Academy of Science has found that out of the 5 main sources of animal protein in the United States (beef, pork, poultry, eggs, dairy), beef production has by far the largest environmental impact. The study [...]

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World Now Generates 22% Of Electricity From Renewables, And Rising

by John Johnston July 14, 2014
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An estimated 22.1% of the world’s electricity was generated from renewable sources in 2013, according to a renewables global status report from the Renewable Energy Policy Network, the Wall Street Journal has reported. The overall figure is expected to increase in coming years, as investment in renewable energy increases worldwide, and costs decrease in key [...]

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Renewables Generated One-Third Of Germany’s Power In First Half Of 2014

by John Johnston July 9, 2014
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Approximately 31% of Germany’s electricity came from renewable energy during the first half of 2014, thanks to growing renewable development and good weather conditions for solar and wind power generation, according to a new report from the Fraunhofer Institute. For the first time in Germany, energy from renewable sources made up a larger portion of [...]

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