Image by ozgurmulazimoglu via Flickr The Earth has entered a new geological period in which human influence dominates the state of the planet, compounding uncertainty about the future. In 20... Read more
The U.N. climate talks in Copenhagen aim to reach agreement on a post-Kyoto pact to reduce greenhouse gas emissions, which are blamed for global warming. Read more
Image by jurvetson via Flickr A new analysis suggests so because of the need for copious fertilizer Growing algae for use in biofuels has a greater environmental impact than sources such as... Read more
Liquid batteries, giant lasers, and vast new reserves of natural gas highlight the fundamental energy advances of the past 12 months. With many renewable energy companies facing hard financi... Read more