Answer:
Healthy ecosystems clean our water, purify our air, maintain our soil, regulate the climate, recycle nutrients and provide us with food. ... Biodiversity is the key indicator of the health of an ecosystem. A wide variety of species will cope better with threats than a limited number of them in large populations.
B- water in oceans, Lars and rivers ect
Answer:
tree plantings
Explanation:
To combat and prevent the spread of desertification, the most effective measure is to preserve green areas and practice reforestation in devastated areas, as vegetation allows for greater absorption of moisture from the atmosphere, while making the climate proportionally milder.
Answer:
The answer is B in edugenity
Explanation:
Hope this helps
Answer:
A submarine canyon is a steep-sided valley cut into the seabed of the continental slope, sometimes extending well onto the continental shelf, having nearly vertical walls, and occasionally having canyon wall heights of up to 5 km, from canyon floor to canyon rim, as with the Great Bahama Canyon.
Explanation:
