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IEA finds CO2 emissions flat for third straight year even as global economy grew in 2016

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This was the result of growing renewable power generation, switches from coal to natural gas, improvements in energy efficiency, as well as structural changes in the global economy. The biggest drop came from the United States, where carbon dioxide emissions fell 3%, or 160 million tonnes, while the economy grew by 1.6%.

Economy 199
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Berkeley study finds renewable portfolio standards insufficient to meet 2030 GHG emission targets; new policy required

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The least expensive way for the Western US to reduce greenhouse gas emissions enough to help prevent the worst consequences of global warming is to replace coal with renewable and other sources of energy that may include nuclear power, according to a new study by University of California, Berkeley, researchers. Click to enlarge.

Renewable 231
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China’s New Breeder Reactors May Produce More Than Just Watts

Cars That Think

is building two fast-neutron nuclear breeder reactors, the first of which is slated to connect to the grid in 2023, the second in 2026. The new breeder reactors in China, meanwhile, are demonstration projects, the second step in a three-step program to develop fast breeder reactors to reduce the country’s dependence on coal.

Russia 105
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A Skeptic’s Take on Beaming Power to Earth from Space

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The accelerating buildout of solar farms on Earth is already hitting speed bumps, including public pushback against the large tracts of land required and a ballooning backlog of requests for new transmission lines and grid connections. The effort set records for delays and cost overruns, and yet a prototype is still years from completion.

Power 134
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Inside the Global Race to Tap Potent Offshore Wind

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There’s good reason for this hustle: The United Kingdom wants to add 34 gigawatts of offshore wind power by 2030, en route to decarbonizing its grid by 2035. What the industry really needs to drive down costs, they say, is economies of scale. “In But the shallow waters east of London are already packed with wind turbines.

Wind 118