Once your company has gathered up all the low-hanging fruit, what comes next? Sarah Fister Gale finds that the answer lies in everything from multi-million dollar energy efficiency programmes to printers powered by exercise bikes

Australia, USA and Iceland forge alliance to explore potential of new geothermal technologies

Simon Duffy, co-founder of green grooming company Bulldog, explains why marketing environmentally friendly skincare products to men is a challenge that is well worth taking up

UK start up offering "more efficient, more attractive" vertical designs set to ramp up production

Energy minister hints at support for new micro-hydro project proposals

New bill to go before parliament, paving way for mandatory cap-and-trade scheme

Government backs up climate change strategy with new laws banning inefficient products, mandating use of renewables and increasing monitoring of polluting firms

Energy giant accused of leaning on authors of independent environmental report to help secure financial backing for controversial oil and gas extraction project

Company hints further carbon market benchmarking services are to follow

Think tank claims 25 per cent cut in emissions would be possible with modest investment