Weathering is the best short term effect of water erosion. This causes the rocks to break down because of the water filling inside the cracks on the rocks. This might be reduced through using damps or conserving water. Too much of water spillage will cause water erosion. It is important for people to know how to conserve water in order to be safe from the long term effect of water erosion.
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The US purchases more products from other countries such as China, however those countries doesn't purchase products from the US.
Other countries have an excess supply of US dollars that they invest in US like real estate. That provides those countries the ability to influence the US economy by pulling out their investments. US stock markets allow people to invest in financial products around the world. Stock markets in other countries allow foreigners to invest in the United States.
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