Artikel-artikel mengenai Pollution

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Water purification at a modern urban wastewater treatment plant involves removing undesirable chemicals, suspended solids and gases from contaminated water. arhendrix/Shutterstock.com

Microwaving sewage waste may make it safe to use as fertilizer on crops

The solids from wastewater plants are usually dumped into landfills because they are contaminated with heavy metals. Now there is a way to remove the metals so the waste can be used as fertilizer.
Air, water, land and wildlife are tainted with thousands of chemicals that we cannot see, smell or touch — and may not be considered a threat to wildlife. (Shutterstock)

Wildlife are exposed to more pollution than previously thought

Scientists have a new approach to understanding how pollution threatens species at risk in Canada.
Drift ice forming in the Baltic Sea, where microplastic concentrations are at levels similar to those in the Arctic. The incorporation of microplastics into sea ice affects how well the ice absorbs or reflects solar energy. Shutterstock

Microplastics may affect how Arctic sea ice forms and melts

Levels of microplastics in the ocean are rising. More study is needed to figure out how these microplastics affect the qualities and properties of sea ice, and what the potential impact may be.
Palm oil development is not just about the economy but also needs to consider social and environmental costs. www.shutterstock.com

The human cost of palm oil development

There are studies showing that farmers can have economic benefits from palm oil. However, they can also be impoverished by the commodity.

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