Answer:
The answer is: The various difficulties that could arise to continue living on earth due to rising temperatures.
Step-by-step explanation:
If the Earth warms up, any of these important changes will occur:
1.- The water expands when it is heated and the oceans absorb more heat than the earth, the sea level will rise.
2.- The sea level will also increase due to the melting of glaciers and sea ice.
3.- The cities of the coast would suffer floods.
4.- Places where it normally rains or snows a lot could get hot and dry.
5.- Lakes and rivers could dry up.
6.- There would be more droughts so it would be harder to grow corn.
7.- There would be less water available for agriculture, food production, drinking or showering.
8.- Many plants and animals would become extinct.
9.- Hurricanes, tornadoes and storms produced by changes in temperature and evaporation of water would occur more regularly.
The answer is: The various difficulties that could arise to continue living on earth due to rising temperatures.