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| Today | Normal | Record | 6/7/2012 | |
|---|---|---|---|---|
| High | 74° | 74° | 97° (1999) | 65° |
| Low | 53° | 51° | 34° (1958) | 47° |
Rises at 5:04 AM with 15:16 of sunlight, then sets at 8:20 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.