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Marbled white butterfly (Melanargia galathea), feeding on Greater knapweed flower (Centaurea scabiosa), Wiltshire, England

Environment

Air pollution makes it harder for pollinators to find plants

A field trial found that levels of nitrogen oxides and ozone similar to those near roads led to a 70 per cent drop in the numbers of bees and butterflies on mustard plants

News

NEW DELHI, INDIA - NOVEMBER 4: A view of Vikas Marg ITO traffic junction on the first day of the Odd-Even traffic regulation scheme on November 4, 2019 in New Delhi, India. The third edition of the odd-even road space rationing drive saw fewer prosecutions on Monday compared to the first day of the previous arrangement in April, 2016. The Odd-Even scheme will be in force until November 15. It entails private vehicles with registration numbers ending with odd digits to be allowed on odd dates and those with even digits on even dates.(Photo by Raj K Raj/Hindustan Times)

Health

One in 12 new cases of asthma in children linked to NO2 air pollution

News

Los Angeles

Environment

Extreme air pollution from US wildfires now affects millions of people

News

Cars in a traffic jam surrounded by steam from their exhaust pipes

Health

Thousands of lives being saved as US moves to less-polluting vehicles

News

How do humans affect the nitrogen cycle?

Question

How do humans affect the nitrogen cycle?

Cutting ammonia emissions may be the best way to reduce air pollution

Environment

Cutting ammonia emissions may be the best way to reduce air pollution

News

Coal plant

Environment

Air pollution from G20 consumers caused two million deaths in 2010

News

WMXRC9 An Ultra low emission zone (ULEZ) boundary sign at the Marble Arch end of Oxford Street, London.

Environment

Will London's expanded Ultra Low Emission Zone cut air pollution?

Insight

camcopter-S-100

Environment

Drones are 'sniffing' ship exhaust for illegal fuel in European waters

News

Blurred silhouettes of cars surrounded by steam from the exhaust pipes

Environment

WHO calls for lower limits on air pollution to save millions of lives

The World Health Organization has released guidelines for strict limits on air pollution from cars, power stations and other sources. If countries adopt them, millions of deaths could be avoided

News

Health

Wildfire pollution linked to at least 33,000 deaths worldwide

News

Environment

China's covid-19 lockdowns brought forward spring bloom by eight days

News

Health

US wildfire pollution linked to more covid-19 cases and deaths

News

Health

Campaigners troubled by WHO delay of tougher air pollution guidelines

News