The tropical rain forests are the places on the land that have by far the highest biodiversity, both in plant and animal life. Because they have such a high biodiversity, and the vegetation is evergreen and constantly active, they have a huge effect on the global biosphere. They're the ones that increase the numbers and diversity on the planet, but also that huge biodiversity, especially in the plant life, contributes to higher levels of oxygen into the atmosphere, and that is very beneficial for all of the biodiversity on the planet. It is not coincidence that the Amazon rain forest, the largest in the present, is nicknamed ''the lungs of the Earth''.
<u>Answer:</u>
European countries unified together in the name of European Union and their important goals are promotion of peace, reduce the discrimination, enhance economic freedom and so on.
<u>Explanation:</u>
Important goals of European Union are promotion of peace between the countries, provide freedom among countries without the internal borders, increase the economic freedom. Later European Union released the unified monetary for the member countries in the name of “Euro”. United Kingdom conduct the plebiscite in their own country for exit from European Union. This decision of Britain affects the stability of European Union countries, both Britain peoples and people from other member countries are majorly affected because of Brexit.
The answer is A.changes in abiotic factors often affect population size.
Answer:
Slumping is the process that has a big influence on the river channel, as it can change its flow and volume.
Explanation:
Slumping happens when the erosion moved the bottom of the valley. This is the ground moving towards down when the rocks and mass of ground are moving downhill. This process influences the river, as the rock is, for example moving down, and the water runs into the rock, the water will go around the rock and that way change the flow.