Early 1800's. The Erie Canal was built in 1817
It's called the Social Security Trust Fund, and it's typically taken directly from wages. If you ever get a job, on your pay stub there will be a deduction that's usually just called "SOCIAL SECURITY". So, largely payroll taxes.
Answer:
I think the answer is better ways to do things
Answer: covers one half of he earth. Deserts only make up about 33% of the earth.