Famous shopping thoroughfare exceeds annual pollution limit just four days into new year, campaigners claim
Businesses and NGOs unite in call for Environment Secretary Liz Truss to persuade EU Commission to retain circular economy package
Committee also calls for less favourable tax regime for diesel vehicles and says new schools and hospitals must be built away from 'hotspots'
New report highlights impact of air pollution from energy sector and manufacturing on the EU economy
European Court of Justice set to rule on ongoing battle between UK government and ClientEarth over NO2 limits
China, UK and Germany sign World Bank declaration calling for polluters to pay for costs of climate change
Johnson appears before Environmental Audit Committee, as Labour confirms plan for national network of low emissions zones
London Mayor wants return of scrappage scheme to encourage switch to less polluting cars
Effects of China's 'war on pollution' are already being felt, according to state media
Toxic metal threatens marine life as it accumulates faster in shallow layers than in deep sea due to human activity