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英文字典中文字典相关资料:


  • Pollution - Wikipedia
    Pollution can take the form of any substance (solid, liquid, or gas) or energy (such as radioactivity, heat, sound, or light) Pollutants, the components of pollution, can be either foreign substances energies or naturally occurring contaminants
  • Pollution | Definition, History, Types, Facts | Britannica
    pollution, the addition of any substance (solid, liquid, or gas) or any form of energy (such as heat, sound, or radioactivity) to the environment at a rate faster than it can be dispersed, diluted, decomposed, recycled, or stored in some harmless form
  • Air Pollution and Your Health - National Institute of Environmental . . .
    Air pollution is a familiar environmental health hazard We know what we’re looking at when brown haze settles over a city, exhaust billows across a busy highway, or a plume rises from a smokestack Some air pollution is not seen, but its pungent smell alerts you
  • What Is Pollution and What Are the Types of Pollution?
    Pollution is the introduction of harmful substances or contaminants into the environment, causing instability, disorder, harm, or discomfort to the ecosystem, i e , physical systems or living organisms
  • Land Pollution - National Geographic Society
    Pollution is the introduction of harmful materials into the environment These harmful materials are called pollutants
  • What Is Pollution? Definition, Types, and Impacts
    Learn how pollution is defined, the different forms it takes, and why its effects on health and ecosystems tend to worsen over time
  • Air pollution - World Health Organization (WHO)
    Air pollution is contamination of the indoor or outdoor environment by any chemical, physical or biological agent that modifies the natural characteristics of the atmosphere Household combustion devices, motor vehicles, industrial facilities and forest fires are common sources of air pollution
  • Pollution Explained: Types, Causes, and How to Reduce It
    Discover the different types of pollution and learn simple but impactful ways to cut down on them to create a more sustainable future
  • What Is Pollution? Key Facts Explained. - Green Packs
    It’s not just about trash littering the streets or smog hovering over a city skyline; pollution encompasses a variety of harmful substances and disruptions in our environment, affecting air, water, land, and even our own health
  • Pollution - ScienceDaily
    Pollution is the introduction of harmful substances or energy into the environment, resulting in negative effects on ecosystems, human health, and natural resources





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