Retailer becomes first major company to back scheme designed to cut emissions while protecting children's health
Environmental Audit Commitment welcomes potential improvement to planning system, but warns ministers need to introduce more safeguards to controversial policy
Minister slams 'particularly contemptible scam' that aims to take advantage of people's desire to make ethical investments
Winter Olympics seeks to make travel to and from Games 'carbon neutral' through investment in a portfolio of emission reduction projects
Body intends to offset 2.4 million tonnes of carbon emissions from tournament and preceding Confederations Cup
Environment Secretary Owen Paterson argues businesses and habitats stand to benefit from the government's new biodiversity offsetting plan
Campaigners angered by plans that would require firms to create new green spaces to "offset" impact of developments
New functionality aims to improve search results, as German start-up announces plan to donate $1m to tree-planting programmes
Peer-reviewed methodology calculates projects supported in India and Kenya have reduced emissions by 126,500 tonnes
New research finds using existing, high-integrity carbon credits would meet emission goals at around $4 per tonne