Denmark just got 140% of its electricity from wind. But what does that mean?
July 15, 2015, 12:37 p.m. by Sami Grover
Unusually high winds and low demand lead to a significant excess in wind power. What happened to all that electricity?
Scientists create engine that is powered entirely by evaporation
June 29, 2015, 3:37 a.m. by Bryan Nelson
Technology could be used to generate electricity or even propel tiny toy cars.
Research push could make clean energy costs plummet
June 16, 2015, 9:08 a.m. by Sami Grover
International program gets serious about funding projects to keep renewable energy prices falling.
Goodbye, kerosene: How solar could transform Africa
May 1, 2015, 9:21 a.m. by Sami Grover
Kerosene lanterns are dangerous, polluting and unhealthy. That's why one charity aims to eliminate them by the end of the decade.
By law, all new roofs in France must be topped with plants (or solar panels)
March 25, 2015, 6 p.m. by Matt Hickman
Months ahead of the UN Climate Change Conference, French Parliament approves aggressive new commercial building rules.
The conversation about climate change is ch-changing
March 13, 2015, 5:13 p.m. by Sami Grover
It's not just The Guardian switching gears; it's business and political leaders too.