Well wind sheer can cut off the tops of storms. Wind sheer stops a storm and it's energy from moving upward. Because that energy is what is called latent heat and this is stopped, the storm cannot basically develop or continue on.
A biome is defined as the large ecological area where the formation of plants and animals with common characteristics gather due to the similar climates. If I were an ecologist, and i will be determining whether an entire river and lake biome is being threatened by human activity, the indicator species that i might look for are the ones that have been introduced into the biome.
the grasslands of South America are a low plain, not mountainous or rain forest
If you can list all of the following options we will be able to help you.