Mobile reedbed

Temporary green water treatment now available off-the-peg

Keeping the wind

Storage solutions for intermittent power go on test

Electrifying la Poste

French post office gives big boost to electric vehicle market

A place for PVC in a sustainable world?

It’s cheap, durable and so versatile you’ll find it in your clothes, your garden hose, your raincoat and your Barbie dolls. No wonder global demand for PVC is over 35 million tonnes a year. But the environmental impact of its dependence on heavy metal stabilisers cannot be ignored. Deep transformation across the chemical industry is needed to make it sustainable - but who will take the lead?

Waste heat from computers to warm buildings

Any laptop user will know that even the most casual of Twittering with a computer resting on your knees can get uncomfortably hot – so imagine the vast amount of heat that a massive IT data centre kicks out. Now telecommunications company Telehouse Europe is planning to capture that and pipe it to nearby homes and businesses.

Plane sensible

Getting to grips with aviation’s footprint – Entec

Package deal

Offsets for everyone – TUI

Patent clarity

Companies show less protective streak over IP to save the planet

Businesses usually fight tooth and nail to protect their intellectual property. But now IBM, Nokia, Sony and Pitney Bowes are taking part in what is being described as the Eco-Patent Commons.

London charging ahead

Congestion charging scheme and Paris’s free bikes share US award

Porsche drivers and mums in 4x4s on the school run might loathe both him and it, but Ken Livingstone’s congestion charge keeps winning plaudits.

Megacity mix and match

Hot topics – or hot air? Iain Aitch looks for the action when big cities club together on climate change.

A greener dragon's den

New network matches environmental entrepreneurs with investors

Matching bright green entrepreneurs with sources of investment capital has always been a challenge. It’s one which the newly launched Environmental Investment Network (EIN) aims to overcome.