By people sailing or drifting from southeast Asia
The levels of greenhouse gases in the atmosphere have been increasing due to the widespread burning of fossil fuels by the growing human populations.
Answer: The Sahara
Explanation: The Sahara is the largest hot desert in the world, and the third largest desert behind Antarctica and the Arctic, which are both cold deserts.
Answer:
the scanning of the earth by satellite or high-flying aircraft in order to obtain information about it.
Explanation:
i just know
