US contributes $12m to new UN project to cut substances that accelerate climate change and damage health
Low cost options to reduce particles could save lives, protect crops, and limit global temperature rise, report says
Combating 'black carbon' would keep world under two degrees Celsius target and benefit health and agriculture
EPA puts forward tough new air quality standards that would force local authorities to reduce smog levels
$338m DME plant planned with eye to expanding into auto fuel market
Over 6,500 stores sign up to US EPA initiative to phase out use of ozone-depleting refrigerant
Report warns ground-level ozone remains a major threat to crop yields and human health
Scientific body claims EU restrictions are failing to tackle rising ozone pollution levels, as weather systems carries gas in from other parts of the world