Brownfields are best described as a. parcels of polluted land that cannot be redeveloped safely b. polluted land that must be remediated before being redeveloped c. land where pollution has killed all vegetation, turning it “brown” d. fields with excess organic waste and animal feces

Use your vocabulary words to complete the sentences below. more of the world's population is now concentrated in heavily populated urban areas known as a this is quite a contrast from the past when or native groups were either farmers or — hunters and gatherers who moved between places in search of food. advanced technology has led to the integration of world economics and cultures, in the world's more developed countries. this integration requires , the responsible use and management of natural resources.

Which of the following expressions is equivalent to -1/4y - 2 1/4 + 1/2 (4-2y)? a. -3y + 2b. -3 1/2+4c. -4 1/2y+2d. -4 1/2y+2show ur work

The physical processes that create most of earth's physical features, including mountains, are known as