In which year was the world's population 4 billion

Click on  the link  to view information gathered by the organization keep america beautiful. read "the costs of american littering" to find three negative effects of litter in local communities.  based on your research, what are the negative effects of litter in local communities? check all that apply. litter cleanup is very expensive. litter has decreased since 1969.litter is a constant community problem. litter causes property in the community to be less valuable. litter contaminates water and has other environmental consequences.

During jefferson's administration, which of the following represented his tenure? a) he believed the power of his gov depended upon his popularity b) jefferson thought that the strength of his government depended its use if force c) she refused to add territory to the u. s without approval of the states. d) jefferson though of “hands off” approach to the states and less power in the cen. gov. would benefit the nation

Why can't producers offer a free good for sale?