Engineering

A renewable energy-based bi-directional heat trade system

Global energy trends are shifting toward digitalization, decarbonization and decentralization. Global warming and climate anomalies attributable to environmental pollution featured in the daily news indicate that the threats ...

Computer Sciences

AI improves detail, estimate of urban air pollution

Using artificial intelligence, Cornell engineers have simplified and reinforced models that accurately calculate the fine particulate matter (PM2.5)—the soot, dust and exhaust emitted by trucks and cars that get into human ...

Business

Electric car sales drive toward cleaner air, less mortality

Electric cars—and their continued sales growth—are expected to have a greener, cleaner influence on air pollution and reduce human mortality in most, if not all, U.S. metropolitan areas, according to Cornell University ...

page 6 from 12

Pollutant

A pollutant is a waste material that pollutes air, water or soil, and is the cause of pollution.

Three factors determine the severity of a pollutant: its chemical nature, its concentration and its persistence. Some pollutants are biodegradable and therefore will not persist in the environment in the long term. However the degradation products of some pollutants are themselves polluting such as the products DDE and DDD produced from degradation of DDT

This text uses material from Wikipedia, licensed under CC BY-SA