A volcano
A volcano. Because it can emit enough dust and airborne particles to cast a cooling shadow over the earth for some time.
I say volcanoes change the world quickly. When a volcano erupts it takes a short time for the lava to dry and it forms and island. Hawaii was made from a volcan eruption.
A volcano erupting can having a cooling effect on the earth's atmosphere because of high levels of dust and ash. Volcanoes do not emit great amounts of carbon dioxide. This cooling effect only lasts as long as the ash remains in the atmosphere.
A volcano erupting can having a cooling effect on the earth's atmosphere because of high levels of dust and ash. Volcanoes do not emit great amounts of carbon dioxide. This cooling effect only lasts as long as the ash remains in the atmosphere.
They change by the weather
weather is all over the world
No. Dogs can tell what the weather will be before humans can, though.
A weather balloon floats in the atmosphere to gather clue about weather all over the world.
All over, but one is in Yellow Stone, which will destroy everything within 200 miles when it erupts in 2012
Your elevation above sea level or the weather passing over you.
Wind and water will weather the mountain, causing it to change form over thousands of years.
because the weather can erode them o away or even build them up, it depnds on the weather