Which degree of decreasing are you talking about ?
The most dramatic change would be massive chaos to the Earths climate.
the acceleration decreases
decreases
The temperature would be different on Earth.
it would become to cold
Well, an example of something that does not affect earth's climate zones would be a piece of lint on your carpet
Its climate would be warmer. :)
The length of the day
we would die
If supply of a commodity decreases, the supply will fall. Prices and supply of good have positive relationship.
The climate would start cooling.
it stays the same