Card issuers want to seize attention. And as airline rewards turn more restrictive, green rewards feel appealing, not to mention trendy. Credit card issuers are saying, 'How can we appeal to new segments?' If travel rewards are not so popular now, maybe environmental things are more appealing.

Sustainable city to cut carbon emissions by 90%, boost travel and reduce commuting. The city - called the Ziggurat project and in the shape of a pyramid - could support an entire community of up to one million people by harnessing the power of nature.

The largest drain on a laptop battery has to be the display, so coming up with a solution to this problem was big on Dell's list. It seems that Dell has the answer, and that is to fit all their laptops with LED Backlights.

Sri Lanka's apparel sector inspiration Brandix has achieved a world first, with its Green Factory in Seeduwa becoming the first apparel manufacturing facility in the world to be rated Platinum by LEED.

The Mohammed Bin Rashid Gardens represent an innovative approach to urban form to be found in the Middle East. Celebrating the intricate geometry of Arabian art, its 56 million sq ft of verdant gardens divide an 880 million sq ft city into a network of sustainable neighbourhoods. This city will help reverse the Gulf's existing commuter culture that has eroded the environment.

A sustainable workplace of the future - developed in the unlikely setting of a 1960s London office block - has secured a national environmental accolade. Morgan Lovell has won a Green Apple Award for its pioneering work at its own London - based headquarters.