(a)   biomes have limited rainfall.

(a)   forests are also known as "cool" forests.

R (a)   are usually hot and wet.

(a)   include savannahs and prairies.

A (a)   biomes include freshwater and marine areas.

(a)   habitats include a number of different biomes.

Black (a)   live in temperate forests in North America.

Water (a)   is a major problem in the world.

(POLLUTE)

The (a)   of key biomes is vital. (PROTECT)

"Migration" is the seasonal (a)   of animals from one area to another. (MOVE)

There hasn't been a lot of (a)   of deep sea environments, but that's changing.

(EXPLORE)

The city council is discussing the (a)   of a national park on the city edges. (CREATE)

The (a)   of wetlands can cause flooding issues later on. (DEVELOP)

The frog had an (a)   by scientists, who were interested to know if it was actually a new species. (EXAMINE)