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| Today | Normal | Record | 5/25/2012 | |
|---|---|---|---|---|
| High | 80° | 84° | 95° (1962) | 91° |
| Low | 55° | 65° | 44° (1925) | 73° |
Rises at 5:49 AM with 14:14 of sunlight, then sets at 8:03 PM
May 23, 2013; 5:00 AM ET A team has developed a model to determine the influences of humans and climate on vegetation changes. Valerie Smock explains what has the greatest effect.