Delhi's rickshaw pullers say they don't contribute to air pollution, but are still the worst affected.
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Vikas Pandey
BBC News, Delhi
Environment
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Helen Briggs
BBC Environment correspondent
Farwiza Farhan on efforts to protect the forests where orangutan, rhinos, elephants and tigers co-exist.
Read moreThe ovens powered by garbage
Nairobi generates thousands of tonnes of rubbish every day - much of it ending up littering the streets or in landfill. But now a project called 'Community Cookers' is helping schools and hospitals to set up ovens powered with this rubbish. Alan Kasujja went to Mirema School in Nairobi to see one in action. (Photo: women cooking on a 'community cooker' powered by rubbish. Credit: BBC)
Children and young people will be involved in planting the 250,000 trees and encouraging wildlife.
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Steffan Messenger
BBC Wales Environment Correspondent
Tougher rules will be introduced from 2020 to tackle poor agricultural practices contaminating rivers.
Read moreHow environmental campaigners battled to stop the Khian Sea from dumping America's hazardous waste in Haiti
Emma Campbell
BBC Radio 4, Costing the Earth
They say wet wipes don't break down and so cause sewage blockages which cost millions to put right.
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The advert was not approved to be shown on TV because it breaches the rules on political advertising.
Read moreVideo shows the moment deadly flash floods swamped the ancient city of Petra in Jordan.
"I'm not that stupid" - the Prince of Wales says he would stop campaigning if he was monarch.
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