After the boom-bust-boom of the fifties and sixties, the borough went into a third and more severe decline again in the mid-1970s along with much of the Rust Belt so that population was just 2,804 at the 2000 census. Now in the 2011 Brownsville still has a handful of buildings condemened or just borded up.
One threat to these Savanna biomes is the animals which graze upon it. Other biomes such as Taiga or Rainforest have a high tree quantity which means that less grass is able to grow for animals to graze on. However, since Savannas have few trees and much wide open space than other biomes an herbaceous layer grows much easier.
Not enough rain falls on a â¦ savanna to support forests. Savannas are also known as tropical grasslands. They are found in a wide band on either side of the equator on the edges of tropical rainforests.   Savannas have warm temperature year round.There are actually two very different seasons in a savanna; a very long dry season (winter), and a very wet season (summer).here are many different types of animals that live in the savannah. There is the Africa, Australia, South America, India and Myanmar-Thailand Savannas and the animals vary fr â¦ om place to place.