Articles on Pollutants

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The US Environmental Protection Agency’s retreat from science endangers the health of people and the planet

From detecting pollutants to assessing health risks, the US EPA’s Office of Research and Development has long ensured that environmental decisions are grounded in credible, cutting-edge science.
Lake surrounding a mining site in Northern Québec. (Maxime Thomas)

The invisible effects of human activity on nature

Human activities can affect plants and have consequences for the human populations that consume them.
UV absorbents and industrial antioxidants can reach aquatic environments through the degradation of plastics, or via wastewater treatment plant effluents. (Environment and Climate Change Canada)

Contaminants of emerging concern, found in sunscreens and plastics, end up in the St. Lawrence River

UV absorbents and industrial antioxidants are used in many household goods to protect them from UV radiation. They can have an adverse impact on ecosystems.
Smaller animals that feed lower in the food web might be at greater risk from microplastic exposure than larger ones. (Shutterstock)

Microplastics may pose a greater threat to the base of marine food webs

We need to advance our understanding of the effects of microplastics on aquatic ecosystems, especially on small animals at the base of food webs that might be ingesting more of these particles.
Sandstorm approaching Merzouga Settlement in Erg Chebbi Desert, Morocco. Pavliha/Getty Images

Six areas where action must focus to rescue this planet

Humanity’s biggest challenges are not technical, but social, economic, political and behavioural. Effective actions are still possible to stabilise the climate and the planet, but must be taken now.
Plastic bottles, containers and other waste washed up from the Lagos lagoon at one of the waterfront jetties Stefan Harris/AFP via Getty Images

How we learnt more about dangerous pollutants in Lagos lagoon

Pollutants from industrial and domestic sources in the Lagos lagoon represent a cocktail of environmental contaminants.

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