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  2. Deforestation - Wikipedia

    en.wikipedia.org/wiki/Deforestation

    Deforestation in the city of Rio de Janeiro in Brazil's Rio de Janeiro state, 2009. Deforestation or forest clearance is the removal and destruction of a forest or stand of trees from land that is then converted to non-forest use. [1] Deforestation can involve conversion of forest land to farms, ranches, or urban use.

  3. Deforestation and climate change - Wikipedia

    en.wikipedia.org/wiki/Deforestation_and_climate...

    [10] [11] The relationship between deforestation and climate change is one of a positive (amplifying) climate feedback. [12] The more trees that are removed equals larger effects of climate change which, in turn, results in the loss of more trees. [13] Forests cover 31% of the land area on Earth.

  4. Deforestation in the United States - Wikipedia

    en.wikipedia.org/wiki/Deforestation_in_the...

    Deforestation in the United States was affected by many factors. One such factor was the effect, whether positive or negative, that the logging industry has on forests in the country. Logging in the United States is a hotly debated topic as groups who either support or oppose logging argue over its benefits and negative effects.

  5. Human impact on the environment - Wikipedia

    en.wikipedia.org/wiki/Human_impact_on_the...

    The environmental impact of irrigation includes the changes in quantity and quality of soil and water as a result of irrigation and the ensuing effects on natural and social conditions at the tail-end and downstream of the irrigation scheme. The impacts stem from the changed hydrological conditions owing to the installation and operation of the ...

  6. Environmental issues in Africa - Wikipedia

    en.wikipedia.org/wiki/Environmental_issues_in_Africa

    The livelihoods of millions of people and species are at risk with deforestation. The act is a domino effect that affects multiple aspects of a community, ecosystem, and economy. [9] Many African nations have begun to implement restoration projects to reverse the effects of deforestation.

  7. Habitat destruction - Wikipedia

    en.wikipedia.org/wiki/Habitat_destruction

    Probably the most profound impact that habitat destruction has on people is the loss of many valuable ecosystem services. Habitat destruction has altered nitrogen, phosphorus, sulfur, and carbon cycles , which has increased the frequency and severity of acid rain , algal blooms , and fish kills in rivers and oceans and contributed tremendously ...

  8. Habitat fragmentation - Wikipedia

    en.wikipedia.org/wiki/Habitat_fragmentation

    Thus meaning, it covers; the patch areas, edge effects, and patch shape complexity. [ 6 ] In scientific literature, there is some debate whether the term "habitat fragmentation" applies in cases of habitat loss , or whether the term primarily applies to the phenomenon of habitat being cut into smaller pieces without significant reduction in ...

  9. Effects of climate change on the tropics - Wikipedia

    en.wikipedia.org/wiki/Effects_of_climate_change...

    In addition, climate change impacts oceanic currents and sea levels, further altering fish distributions and habitats. Furthermore, ocean acidification , resulting from increased CO2 levels, compromises the ability of shellfish and corals to form shells and skeletons, further endangering marine ecosystems and the communities that depend on them.