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2. 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 ...

3. Coltan - Wikipedia

   en.wikipedia.org/wiki/Coltan

   A piece of columbite–tantalite, size 6.0 × 2.5 × 2.1 cm. Coltan (short for columbite–tantalites and known industrially as tantalite) is a dull black metallic ore from which the elements niobium and tantalum are extracted.

4. Resource - Wikipedia

   en.wikipedia.org/wiki/Resource

   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 resources may be further classified in different ways. [1] Resources can be categorized based on ...

5. BBC Bitesize - Wikipedia

   en.wikipedia.org/wiki/BBC_Bitesize

   The site was updated in 2014 to replace the Standard Grade section with National 4 and National 5 sections. Gaelic versions of these were also made available. Until 2014, in the Higher section, Biology, English, Geography, Maths, Chemistry, History, Modern Studies, Physics and the Scotland-only subject Scottish Gaelic were available.

6. Ecological footprint - Wikipedia

   en.wikipedia.org/wiki/Ecological_footprint

   The natural resources of Earth are finite, and are being used unsustainably given current levels of use. [ 27 ] Ecological footprint accounting is built on the recognition that regenerative resources are the physically most limiting resources of all.

7. Energy conservation - Wikipedia

   en.wikipedia.org/wiki/Energy_conservation

   Energy can be conserved by reducing waste and losses, improving efficiency through technological upgrades, improving operations and maintenance, [1] changing users' behaviors through user profiling or user activities, monitoring appliances, shifting load to off-peak hours, and providing energy-saving recommendations. Observing appliance usage ...

8. Natural material - Wikipedia

   en.wikipedia.org/wiki/Natural_material

   A natural material a substance that comes from plants, animals, or the earth, and has not been made by humans [1].. [2] [3] Minerals and the metals that can be extracted from them (without further modification) are also considered to belong into this category. Natural materials are used as building materials and clothing. Types include:

9. Natural resource economics - Wikipedia

   en.wikipedia.org/wiki/Natural_resource_economics

   Natural resource economics deals with the supply, demand, and allocation of the Earth's natural resources. One main objective of natural resource economics is to better understand the role of natural resources in the economy in order to develop more sustainable methods of managing those resources to ensure their availability for future generations.