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Water from rivers, lakes and the sea has to be treated to make it safe to use and drink. Different methods are used to do this, such as sedimentation, filtration and chlorination. Learn about...
- Fluoridation
GCSE; WJEC; Water purification Fluoridation. Water from...
- Fluoridation
4 gru 2023 · Everything you need to know about pumping from a surface water source such as a lake, river, or stream for domestic purposes. Includes detailed information on how to size a water pump.
The processes of fixation of inorganic carbon in organic matter during photosynthesis, its transformation by food web processes (trophodynamics), physical mixing, transport and gravitational settling are referred to collectively as the biological pump.
Physical pumps. These move carbon compounds to different parts of the ocean in downwelling and upwelling currents; Downwelling occurs in parts of the ocean where cold, denser water sinks. These currents bring dissolved bring dissolved carbon dioxide down to the deep ocean.
30 paź 2024 · Water purification, process by which undesired chemical compounds, organic and inorganic materials, and biological contaminants are removed from water. Water purification provides clean drinking water and supplies treated water for domestic, industrial, medical, and pharmacological uses.
The three types of carbon pumps refer to the processes that move carbon from the surface ocean into the deep sea, effectively removing it from the atmosphere for extended periods. These are the biological pump, the carbonate pump, and the physical pump, also known as the solubility pump.
Productivity fuels life in the ocean, drives its chemical cycles, and lowers atmospheric carbon dioxide. Nutrient uptake and export interact with circulation to yield distinct ocean regimes.
