It is one of the most important step in conducting a survey by knowing the environmental concerns such as potential noise, air and water pollution. a. know your area
b. know the local trees
c. know your market
d. know the people in the community

The short-term effect of tar on the body is increased blood pressure.

The soviet union beat the us to the first successful launch, with the october 4, 1957, orbiting of sputnik 1, and later beat the us to have the first human in earth orbit, yuri gagarin, on april 12, 1961. the "race" peaked with the july 20, 1969, us landing of the first humans on the moon with apollo 11