Health

Environmental contaminants alter gut microbiome, health

The microbes that inhabit our bodies are influenced by what we eat, drink, breathe and absorb through our skin, and most of us are chronically exposed to natural and human-made environmental contaminants. In a new paper, ...

Diseases, Conditions, Syndromes

Hand-washing: a luxury millions of Yemenis can't afford

Hand-washing to combat the spread of coronavirus is the order of the day, but it's an unaffordable luxury for millions in war-ravaged Yemen where clean water is dangerously scarce.

Diseases, Conditions, Syndromes

Coronavirus lingers in rooms and toilets but disinfectants kill it

New research from Singapore published Wednesday showed that patients with the novel coronavirus extensively contaminate their bedrooms and bathrooms, underscoring the need to routinely clean high-touch surfaces, basins and ...

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Pollution

Pollution is the introduction of contaminants into an environment that causes instability, disorder, harm or discomfort to the ecosystem i.e. physical systems or living organisms . Pollution can take the form of chemical substances, or energy, such as noise, heat, or light energy. Pollutants, the elements of pollution, can be foreign substances or energies, or naturally occurring; when naturally occurring, they are considered contaminants when they exceed natural levels. Pollution is often classed as point source or nonpoint source pollution. The Blacksmith Institute issues annually a list of the world's worst polluted places. In the 2007 issues the ten top nominees are located in Azerbaijan, China, India, Peru, Russia, Ukraine and Zambia.

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