This new edition of the guide the 17th since the first version was released in 2006 adds new criteria to evaluate companies based on their carbon footprint, use of renewable energy, sourcing of paper fiber and conflict minerals, and product life cycle analysis.

FORBES: How Green Are Your Gadgets?

The EU is putting a cap of 5% on the food-based biofuel allowed in the renewable energy used in transport.

BBC: EU acts against harm from biofuel crops

So I ask this Congress to send me legislation that places a market-based cap on carbon pollution and drives the production of more renewable energy in America.

CNN: Obama speech to Congress focuses on economy

UK-based company VerdErg Renewable Energy believes the Camel could be suitable for technology it claims minimises the impact on wildlife.

BBC: Project aims to harness Camel river tidal energy

Obvius has pioneered a portfolio of plug-and-play data-collection and communications applications based on an open architecture, which allow users to monitor electric, water, gas, environmental and renewable energy information through a single, web-accessible platform.

FORBES: Leviton Buys Energy-IT Start-Up Obvius