The last ice age contained at least 20 ice fluctuations in which ice melted and advanced. Sometimes, 30% of earth was covered in ice.
This included the most of North America, California became almost completely entombed in ice. Today, evidence of the glacial takeover can be found as far down as southern California's San Bernardino Mountains.
Answer:
B
Explanation:
only 3% of Earth's water is usable as a freshwater resources
Answer:
Deforestation, biodiversity loss, climate change, and land degradation.
C is correct.
Have a good day!
Explain:
Answer:
They store water in the ground. ... The Water RE-Cycle Water from Earth's surface evaporates into the air, condenses into clouds, and falls back to Earth again as precipitation (such as rain). Water can easily pick up that pollutant and carry it down into the groundwater or through the watershed to a lake or a river.
When water enters the watershed as rain or snow, it is called precipitation. Trees and plants use much of the precipitation and then release it back into the air as water vapor. ... This continuous movement of water from the air to a watershed and back to the air is called the water cycle.
