According to the ideas expressed in the text, we verify that
- A global warming is intensified by heat-trapping gases into the atmosphere through pollution produced especially by vehicles and industries which are burning fossil fuel.
- B United States of America is heading a group of experts in climate change to understand the effect of El Niño/La Niña in its own country, especially southern region.
- C La Niña is the climate weather changing in South America and Australia regions switching the climate on those regions from cold and wet to hot and dry climates.
- D scientists are observing warmer climates caused by El Niño/La Niña effects and try to understand better how the phenomenon is affecting Atlantic Ocean.
- E climate changes in South America effects caused by El Niño/La Niña are not fully understandable by weather experts further studies are yet necessary.