Answer:
Methane is found deep in the Earth's crust, which makes it difficult to harvest
Explanation:
According to the Scientific American: <em>"With drillers tapping into massive stores of natural gas across the United States, scientists are researching ways to capture it more effectively"</em>. On the same article, you can find that: <em>"Energy companies are looking for a cheap way to separate these gases to yield a pure methane stream"</em>. So it is hard and expensive to harvest methane, even though drillers keep finding it.
The answer is “drive reduction approach”. The drive
reduction approach to motivation proposes that a connection between inner physical
conditions and outer conduct. The drive reduction approach is known to be based
in the idea that all of us are driven by the basic biological needs, such as
food, water, and shelter. Needs empowers our conduct to seek balance in our
bodies.
The constitution was signed in September.
More specifically, it was signed on 17th September 1787, during the Philadelphia Convention, which started on May 25th of the same year.
Before 1611, Rolfe began cultivating tobacco seeds grown in the West Indies; he probably obtained them from Trinidad or some other Caribbean location. When the new tobacco was sent to England, it proved immensely popular, helping to break the Spanish monopoly on tobacco and create a stable economy for Virginia. America known for being the first person to cultivate tobacco in Virginia and for marrying Pocahontas.