51¶¯Âþ

energy efficiency

Renewable oil: Ancient bacteria could fuel modern life

Earth

Renewable oil: Ancient bacteria could fuel modern life

Microbes with tweaked DNA can convert sunlight and carbon dioxide into oil, but will it ever power our cars?

51¶¯Âþ

The climate change threat to nuclear power

Earth

The climate change threat to nuclear power

Comment

Wind is Japan's strongest alternative to nuclear

Earth

Wind is Japan's strongest alternative to nuclear

51¶¯Âþ

Gas drilling contaminates drinking water

Earth

Gas drilling contaminates drinking water

51¶¯Âþ

US navy chief: I'm on a mission to stop using oil

Earth

US navy chief: I'm on a mission to stop using oil

Opinion

Growing sugarcane could help cool Brazil

Earth

Growing sugarcane could help cool Brazil

51¶¯Âþ

Japan struggles to save power before a blackout summer

Technology

Japan struggles to save power before a blackout summer

51¶¯Âþ

A single source for clean water and fuel

Earth

A single source for clean water and fuel

51¶¯Âþ

Wind and wave farms could affect Earth's energy balance

Earth

Wind and wave farms could affect Earth's energy balance

51¶¯Âþ

Fukushima radioactive fallout nears Chernobyl levels

Earth

Fukushima radioactive fallout nears Chernobyl levels

A network of detectors have measured how much radioactive iodine and caesium Fukushima has emitted – levels are approaching those from Chernobyl

51¶¯Âþ

Earth

Starting over: Rebuilding civilisation from scratch

Features

Earth

Thorium reactors could rescue nuclear power

51¶¯Âþ

Earth

Hold planes at the gate to cut greenhouse gases

51¶¯Âþ

Earth

Fossil fuels are far deadlier than nuclear power

51¶¯Âþ

Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop