The US biofuel mandate helps farmers, but does little for energy security and harms the environment

The US has required motor fuels to contain 10% biofuels since 2005. As this program nears a key milestone in 2022, farm advocates want to expand it while critics want to pare it back or repeal it.

John DeCicco, Research Professor Emeritus, University of Michigan • conversation
Dec. 2, 2021 • ~10 min

Hydrogen isn't the key to Britain's green recovery – here's why

Energy efficiency and electrification should lead the effort to decarbonise society, not hydrogen.

Tom Baxter, Senior Lecturer in Chemical Engineering, University of Aberdeen • conversation
July 22, 2020 • ~8 min

'Renewable' natural gas may sound green, but it's not an antidote for climate change

Energy companies are marketing a new fuel: 'renewable' natural gas. But it's not the same from a climate change perspective as wind or solar energy.

Emily Grubert, Assistant Professor of Civil and Environmental Engineering, Georgia Institute of Technology • conversation
July 6, 2020 • ~9 min

Study shows China can be carbon-negative in an economically competitive way

Researchers have analyzed technical and economic viability for China to move toward carbon-negative electric power generation and found that China can do so in an economically competitive way.

Leah Burrows • harvard
April 19, 2019 • ~7 min

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