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  2. Environmental degradation - Wikipedia

    en.wikipedia.org/wiki/Environmental_degradation

    Environmental degradation is the deterioration of the environment through depletion of resources such as quality of air, water and soil; the destruction of ecosystems; habitat destruction; the extinction of wildlife; and pollution. It is defined as any change or disturbance to the environment perceived to be deleterious or undesirable.

  3. List of environmental issues - Wikipedia

    en.wikipedia.org/wiki/List_of_environmental_issues

    Environmental issues with war — Agent Orange • Depleted uranium • Military Superfund site (Category only) • Scorched earth • War and environmental law • Unexploded ordnance Overpopulation — Burial • Overpopulation in companion animals • Tragedy of the commons • Gender Imbalance in Developing Countries • Sub-replacement ...

  4. Habitat destruction - Wikipedia

    en.wikipedia.org/wiki/Habitat_destruction

    In other words, what do people lose out on with the removal of a given habitat? A country may increase its food supply by converting forest land to row-crop agriculture, but the value of the same land may be much larger when it can supply natural resources or services such as clean water, timber, ecotourism, or flood regulation and drought control.

  5. Environmental issues - Wikipedia

    en.wikipedia.org/wiki/Environmental_issues

    Major current environmental issues may include climate change, pollution, environmental degradation, and resource depletion.The conservation movement lobbies for protection of endangered species and protection of any ecologically valuable natural areas, genetically modified foods and global warming.

  6. Biodegradation - Wikipedia

    en.wikipedia.org/wiki/Biodegradation

    The degradation rate of many organic compounds is limited by their bioavailability, which is the rate at which a substance is absorbed into a system or made available at the site of physiological activity, [11] as compounds must be released into solution before organisms can degrade them. The rate of biodegradation can be measured in a number ...

  7. Environmental protection - Wikipedia

    en.wikipedia.org/wiki/Environmental_protection

    Ecological and environmental degradation in China have health related impacts; for example, if current pollution levels continue, Chinese citizens will lose 3.6 billion total life years. [20] Another issue is that non-transmittable diseases among Chinese, which cause at least 80% of 10.3 million annual deaths, are worsened by air pollution. [21]

  8. Ecologically sustainable development - Wikipedia

    en.wikipedia.org/wiki/Ecologically_sustainable...

    Ecologically sustainable development is the environmental component of sustainable development.It can be achieved partially through the use of the precautionary principle; if there are threats of serious or irreversible environmental damage, lack of full scientific certainty should not be used as a reason for postponing measures to prevent environmental degradation.

  9. Ecological crisis - Wikipedia

    en.wikipedia.org/wiki/Ecological_crisis

    An ecological or environmental crisis occurs when changes to the environment of a species or population destabilizes its continued survival. Some of the important causes include: Degradation of an abiotic ecological factor (for example, increase of temperature, less significant rainfalls) Increased pressures from predation