G***G
发帖数: 16778 | 1 ice age is the destination of our earth.
why?
because all the energy and heat in our earth are mainly from
sun and earth.
but their energy is not indefinite. one day, when their energy is gone,
the earth will be as cold as in ice age. | t*******y
发帖数: 10477 | 2 very good point。 we had ice age before, so don't mind have it again...but
wait, during the previous ice age, where did all the energy from the sun and
earth go? | t*******y
发帖数: 10477 | 3 very good point。 we had ice age before, so don't mind have it again...but
wait, during the previous ice age, where did all the energy from the sun and
earth go? |
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