If animals are dying from a human-induced threat, then surely we have a responsibility to help them.
Even as the dust storm over NSW subsides, the unseen fine particles outside, or even inside your house, can still present a health risk.
London's low emission zone has started to reduce air pollution – but not enough to protect children's lungs.
Pharmaceuticals were found in every invertebrate sampled from six Melbourne streams - including a waterway in a national park.
A study of the social cost of carbon emitted by the shrinking fleet of Texan coal plants suggests that closing more of them down would be good for the climate and public health.
Harmful pesticides have been found in the widely consumed sharptooth catfish found in a river that runs through Johannesburg.
Biomass that's been through a torrefaction process could do the same duty as coal, with far less water use and less pollution.
The warming of the oceans means that the plants and organisms used as warning systems for pollution are being rendered ineffective.
Autopsies of 1,000 turtles washed up on Australian beaches paint a grim picture of the impact of plastic debris. Even a single piece can be deadly, and on average 14 pieces equals a 50% fatality rate.
New coal mining operations could threaten
South Africa's Mapungubwe World Heritage Site.
Pollution is killing people in the developing world at an alarming rate. While there are many reasons for this, one looms large: China.
Taj Mahal is one of the most beautiful buildings in the world, but over the last four centuries it has aged and darkened from pollution.
When it comes to the geological record, airbrushing out humans' impact on the environment makes little sense.
Law scholars from California unpack the legal questions raised by the Trump administration's plan to roll back mileage standards and revoke California's ability to set more stringent rules.
The results of phytoremediation are remarkable.
Plastic bags are commonly mistaken for food by sea animals. They require a lot of energy and resources to be made, and have caused floods in some countries.
Tech fixes to environmental problems are guaranteed to grab attention, but real change for the planet requires community organising.
What would you pay to keep trash off your favorite beach, or pollution away from a national park? Economists can tease these values out of our travel choices and use the numbers to help make policy.
After cascading ecological catastrophes in the 90s, China spent 20 years seriously investing in sustainability. Now that effort is paying off.
After two years of turmoil at the EPA in the 1980s, President Reagan hit the reset button, choosing a Republican who supported environmental protection to head the agency.