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| High | 76° | 82° | N/A | 89° |
| Low | 56° | 62° | N/A | 69° |
Rises at 6:03 AM with 14:10 of sunlight, then sets at 8:13 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.