A.Hurricanes I’m sorry if it’s wrong
A possible cause was a meteorite hit the earth. it caused many organisms to become extinct because it blocked out the Sun so plants couldn't grow and herbivores couldn't eat the plants and carnivores couldn't eat herbivores.
About 3000years ago the bronze age was replaced by the iron age.
Iron.
Hope it helps
Answer:
Strategies to reduce desertification
Planting more trees - the roots of trees hold the soil together and help to reduce soil erosion from wind and rain. Improving the quality of the soil - this can be managed by encouraging people to reduce the number of grazing animals they have and grow crops instead.
Answer:
Oregon, Washington, and California
Explanation: