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  2. Water conservation - Wikipedia

    en.wikipedia.org/wiki/Water_conservation

    Water conservation aims to sustainably manage the natural resource of fresh water, protect the hydrosphere, and meet current and future human demand. Water conservation makes it possible to avoid water scarcity. It covers all the policies, strategies and activities to reach these aims.

  3. Water security - Wikipedia

    en.wikipedia.org/wiki/Water_security

    There are three groups of water security outcomes. These include economic, environmental and equity (or social) outcomes. [1] Outcomes are things that happen or people would want to see happen as a result of policy and management: Economic outcomes: Sustainable growth which takes changing water needs and threats into account. [3]

  4. Marine conservation - Wikipedia

    en.wikipedia.org/wiki/Marine_conservation

    There have been a number of organized efforts from marine conservation groups such as those aforementioned in this article to raise awareness of the human impact on the situation and inspire people to take action. Some groups take on more public facing campaigns that directly attempt to get civilians engaged with the issue compared to other ...

  5. Aquatic ecosystem - Wikipedia

    en.wikipedia.org/wiki/Aquatic_ecosystem

    Aquatic plant – Plant that has adapted to living in an aquatic environment; Hydrobiology – Science of life and life processes in water; Hydrosphere – Total amount of water on a planet; Limnology – Science of inland aquatic ecosystems; Ocean; Stephen Alfred Forbes – American naturalist - one of the founders of aquatic ecosystem science

  6. Climate system - Wikipedia

    en.wikipedia.org/wiki/Climate_system

    The five components of the climate system all interact. They are the atmosphere, the hydrosphere, the cryosphere, the lithosphere and the biosphere. [1]: 1451 Earth's climate system is a complex system with five interacting components: the atmosphere (air), the hydrosphere (water), the cryosphere (ice and permafrost), the lithosphere (earth's upper rocky layer) and the biosphere (living things).

  7. Environmental protection - Wikipedia

    en.wikipedia.org/wiki/Environmental_protection

    Environmental protection, or environment protection, is the practice of protecting the natural environment by individuals, groups and governments. [1] Its objectives are to conserve natural resources and the existing natural environment and, where it is possible, to repair damage and reverse trends.

  8. Earth system science - Wikipedia

    en.wikipedia.org/wiki/Earth_system_science

    They are the atmosphere, the hydrosphere, the cryosphere, the lithosphere and the biosphere. [28]: 1451 Earth's climate system is a complex system with five interacting components: the atmosphere (air), the hydrosphere (water), the cryosphere (ice and permafrost), the lithosphere (earth's upper rocky layer) and the biosphere (living things).

  9. Marine biogeochemical cycles - Wikipedia

    en.wikipedia.org/wiki/Marine_biogeochemical_cycles

    However, the matter that makes up living organisms is conserved and recycled. The six most common elements associated with organic molecules—carbon, nitrogen, hydrogen, oxygen, phosphorus, and sulfur—take a variety of chemical forms and may exist for long periods in the atmosphere, on land, in water, or beneath the Earth's surface.