Answer: In terrestrial ecosystems the presence of vegetation in floodplains and watersheds can reduce the occurrence and severity of flooding by slowing water flows, enhancing percolation and storage, and allowing gradual release of water, thereby maintaining base flows and reducing peak flows.
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C is Wrong there was 1 billon people in 1804 A is Also Wrong B i also wrong so its D
Explanation: Can i have Brainliest
A chemical substance that an organism requires to live. a nutrient that is scarce or cycles slowly through an ecosystem. ensures that nutrients will be circulated throughout the biosphere.
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A hill is a part of land that rises higher then everything surrounding it its like a little bump in the earth. Mountains have less steep and not as high but a hill will usually have and obvious summit which is its highest point
The cryosphere is the frozen water part of the Earth system. Beaufort Sea, north of Alaska. One part of the cryosphere is ice that is found in water. This includes frozen parts of the ocean, such as waters surrounding Antarctica and the Arctic.