Lets additionally define
droughts from this sentence.
Most people think it’s a
period of hot and dry weather, but that is not completely true. It is a state or condition when human demands for water exceed its natural availability.
What consequences are we talking about It’s very likely that you have heard a lot about these issues.
Melting Glaciers.
The increase in
mean temperatures has led to melting of
most of the world’s
glaciers.
But what drives the increase in temperature Greenhouse gases area widely discussed source. Some greenhouse gases occur naturally, but human activity leads to release of enormous extra amounts of greenhouse gases.
Population growth,
deforestation, and factor farming are creating excess greenhouse gasses in the atmosphere
and contributing to global warming.
Deforestation. Deforestation is the clearing of trees without the intent of
replanting them.
One
of the consequences of deforestation is loss of
biodiversity.
Another
great word is biodiversity.
Biodiversity is the variety of all living things on Earth which include plants, animals, and microorganisms.
Now we will continue with some new words associated with biodiversity.
Many
species within a forest ecosystem are endemic to that
habitat.
When their habitat is lost, it could lead to their
extinction.
Here we have 3 new words. The first one is
extinction, which means that certain species no longer exist on the planet.
The second word is habitat and means the natural environment of a plant, animal,
or another organism.
And the third word is ecosystem and means any community of living and not living things that work together.
There are some other useful words and phrases:
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