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| Today | Normal | Record | 5/26/2012 | |
|---|---|---|---|---|
| High | 67° | 72° | 88° (1939) | 83° |
| Low | 44° | 51° | 32° (1948) | 64° |
Rises at 6:04 AM with 14:49 of sunlight, then sets at 8:53 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.