how does the increase trade between canada and the untied states affect manufacturing?

a) it decreases manufacturing
b) it has no effect on manufacturing
c) it increases manufacturing

Which agents contribute to erosion? sunlight. shorelines. moving water. ice and glaciers. humans and animals.

Based on current rates the earths human population is expected to grow how much by 2050

In 2002, north korea announced that it was shutting down its nuclear facilities constructing a hydroelectric energy plant restarting nuclear weapon development changing to a free market economy