The drugs found in the dam are potentially harmful to both ecological and public health.
The Nigerian government must shore up efforts to stop the pollution of aquatic environments.
Fire in one part of a community can contaminate the water system used by other residents, as Santa Rosa, California, discovered after the Tubbs Fire.
Justin Sullivan/Getty Images
An increasing number of communities are discovering dangerous contamination in their water systems weeks or months after fires.
One study found that 95% of baby foods tested contained at least one heavy metal.
Plume Creative via Getty Images
Reports from baby food companies show questionable levels of arsenic, lead and other heavy metals. Here’s what parents need to know.
The space laws designed to protect planets and moons from contamination.
Simple hygiene goes a long way to avoid serious eye infections.
The eastern tributary in the Woronora drinking water catchment
In my 30 years of research, I keep uncovering long-standing environmental issues the mining industry doesn’t seem to learn from.
Homemade masks will not filter the SARS-CoV-2 virus, but may prevent transmission of droplets and spray between individuals.
Nikola Stojadinovic/Getty Images
At-home mask makers should carefully consider fit and fabric variables when designing face coverings to help prevent transmission of SARS-CoV-2.
The guidance on masks appears to be shifting, but social distancing is still the key step people can take.
Muhammad Fayyaz Rub/Shutterstock.com
The CDC is reconsidering its policy about the widespread public’s use of masks, as is the World Health Organization. Here are the facts about when it’s appropriate to wear a mask – and what kind.
Serious lead poisoning cases are a growing problem on the continent.
Unregulated and hazardous lead acid battery manufacturing and recycling plants are often adjacent to residential areas, agricultural and grazing lands.
Some supplement products contain substances that are harmful.
Getty Images / David Malan
Americans love their supplements, but some of the products are contaminated with heavy metals, bacteria and toxic fungi. The FDA has little control because of a law passed in 1994.
If you want to swim in the Yarra River, you can check the water quality to see if it’s safe. If you want to swim in the Nepean River, you can’t – and that’s a problem.
As a hospital outbreak kills nine in England, the future of food safety at least looks brighter.
A police officer stands next to a rubbish bin that has been cordoned off in Salisbury, Britain, 05 July 2018.
Former Russian spies Alexander Litvinenko and Sergei Skripal were both poisoned – one polonium, the other by Novichok. Now that there’s been another nerve agent case, what’s the difference?
Hundreds of people have been warned after former Russian spy Sergei Skripal was poisoned with Novichok nerve agent.
What’s in the water?
AP Photo/David J. Phillip
Natural disasters expose people to toxic gases, bacterial illness and other serious dangers. How can people maximize their safety as they return home?
Bacteria cultured from a sample of air in a public building.
When jetting off on holiday, we rarely give a second thought to what microbes we might be taking with us. But humans spread trillions of bacteria around the globe, potentially harming ecosystems’ balance.
As many people have had to wade through floodwaters, they need to be aware of the risk of infection and disease from contaminated waters.
AP Photo/David J. Phillip
As Houston continues to rescue residents whose homes were ruined, it also begins to deal with issues related to contaminated floodwaters and overflowing reservoirs. It won’t be easy.
Artist’s impression of Cassini ending its life as a fireball in Saturn’s atmosphere.
Cassini is about to crash into Saturn to avoid contaminating its habitable moon Enceladus.
Apples bob around in ‘red sludge’ after an accident in Hungary.
Bernadett Szabo / Reuters
Highly-alkaline industrial waste is usually sent to landfill. But while it might be dangerous, it’s also useful.
The dark streaks on Mars’ hills will be a good place to look for life.
Credit: NASA/JPL/University of Arizona
Water on Mars could mean life on Mars. But how do we explore it without destroying it?