The effects of long-term drought on the environment! NSF Science Now 11

The video discusses various scientific studies. It starts with a study on the Greenland ice cap, highlighting the role of low-lying clouds in melting. Next, it covers a Rice University study on decreasing ozone levels in American cities, suggesting that current models may be too conservative. The video then shifts to research from Ohio State University, showing that older adults make better decisions when in a good mood. Finally, it presents a study from the University of Arizona on long-term droughts in the southwestern US, linking them to a lack of seasonal rains.

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