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  2. Water resources - Wikipedia

    en.wikipedia.org/wiki/Water_resources

    Water resources are natural resources of water that are potentially useful for humans, for example as a source of drinking water supply or irrigation water. These resources can be either freshwater from natural sources, or water produced artificially from other sources, such as from reclaimed water or desalinated water (). 97% of the water on Earth is salt water and only three percent is fresh ...

  3. Water conservation - Wikipedia

    en.wikipedia.org/wiki/Water_conservation

    Water conservation makes it possible to avoid water scarcity. It covers all the policies, strategies and activities to reach these aims. Population, household size and growth and affluence all affect how much water is used. Climate change and other factors have increased pressure on natural water resources.

  4. Earth materials - Wikipedia

    en.wikipedia.org/wiki/Earth_materials

    Earth materials include minerals, rocks, soil and water. These are the naturally occurring materials found on Earth that constitute the raw materials upon which our global society exists. Earth materials are vital resources that provide the basic components for life, agriculture and industry. [1] [2] [3]

  5. Natural resource - Wikipedia

    en.wikipedia.org/wiki/Natural_resource

    Natural resource management is a discipline in the management of natural resources such as land, water, soil, plants, and animals—with a particular focus on how management affects quality of life for present and future generations. Hence, sustainable development is followed according to the judicious use of resources to supply present and ...

  6. Fresh water - Wikipedia

    en.wikipedia.org/wiki/Fresh_water

    Fresh water is a renewable and variable, but finite natural resource. Fresh water is replenished through the process of the natural water cycle, in which water from seas, lakes, forests, land, rivers and reservoirs evaporates, forms clouds, and returns inland as precipitation. [4]

  7. Resource - Wikipedia

    en.wikipedia.org/wiki/Resource

    Underground water, a natural resource, seen here coming out of a pipe in Himachal Pradesh, India. Natural resources are derived from the environment. Many natural resources are essential for human survival, while others are used to satisfy human desire. Conservation is the management of natural resources with the goal of sustainability. Natural ...

  8. Natural resource management - Wikipedia

    en.wikipedia.org/wiki/Natural_resource_management

    Natural resource management (NRM) is the management of natural resources such as land, water, soil, plants and animals, with a particular focus on how management affects the quality of life for both present and future generations (stewardship). Natural resource management deals with managing the way in which people and natural landscapes interact

  9. Water cycle - Wikipedia

    en.wikipedia.org/wiki/Water_cycle

    The water cycle is also essential for the maintenance of most life and ecosystems on the planet. Human actions are greatly affecting the water cycle. Activities such as deforestation, urbanization, and the extraction of groundwater are altering natural landscapes (land use changes) all have an effect on the water cycle.