Landscaper Heather Parrott, owner of Neighborhood Gardner, takes a break to drink some water while working on the landscaping at a housing development in Edmond, Okla., Tuesday, June 26, 2012. in ... more 

Landscaper Heather Parrott, owner of Neighborhood Gardner, takes a break to drink some water while working on the landscaping at a housing development in Edmond, Okla., Tuesday, June 26, 2012. in Edmond, Okla., Tuesday, June 26, 2012. Parrott said that this year's heat is not as bad as last years's, because it came on gradually, allowing her body to acclimate to it. (AP Photo/Sue Ogrocki) less