Question

Answer the following in brief.
1. What is desertification?
2. What is biodiversity?​

Answer 1

Explanation:

The United Nations' official definition says desertification is land degradation in typically dry areas resulting from various factors, including climatic variations and human activities. ... Many things can cause desertification. Drought, overgrazing, fire, and deforestation can thin out vegetation, leaving exposed soil

Answer 2

Answer:

1. Desertification refers to the persistent degradation of dryland ecosystems by climatic variations and human activities. It occurs on all continents (except Antarctica) and affects the livelihoods of millions of people, including a large proportion of the poor in drylands.

2. Biodiversity is the variety and variability of life on Earth. Biodiversity is typically a measure of variation at the genetic, species, and ecosystem level. Terrestrial biodiversity is usually greater near the equator, which is the result of the warm climate and high primary productivity.