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| Today | Normal | Record | 6/7/2012 | |
|---|---|---|---|---|
| High | 89° | 82° | 92° (2011) | 79° |
| Low | 64° | 61° | 44° (1983) | 49° |
Rises at 5:49 AM with 14:35 of sunlight, then sets at 8:24 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.