Thanks to unusually heavy monsoon rains, mesa land east of Ghost Ranch in New Mexico has erupted into vibrant green life — an unusual sight in this region. courtesy Harvey Day hide caption

itoggle caption courtesy Harvey Day

A sign over a highway in Glendale, Calif., warned motorists in February to save water in response to the state's severe drought. But a study released earlier this week showed residents in the southern coastal part of the state used more water this spring than they did last year. Robyn Beck/AFP/Getty Images hide caption

itoggle caption Robyn Beck/AFP/Getty Images

A fully formed coffee berry, left, is shown next to a damaged coffee berry due to drought, at a coffee farm in Santo Antonio do Jardim, Brazil on Feb. 6. Paulo Whitaker/Reuters/Landov hide caption

itoggle caption Paulo Whitaker/Reuters/Landov

There are about 2,000 dairy cows on Pete Olsen's fifth-generation farm in northern Nevada. A new milk processing plant is now putting pressure on Olsen and other dairy farmers to expand the size of their herds. But with the ongoing drought, farmers are struggling to get enough feed for the cows they already have. Kirk Siegler/NPR hide caption

itoggle caption Kirk Siegler/NPR

Raindrops on a windshield blurred the view of a woman Wednesday in San Francisco. California, which is suffering through a drought, is getting some much-needed precipitation this week. Ben Margot/AP hide caption

itoggle caption Ben Margot/AP

Gov. Jerry Brown holds a chart showing California's average precipitation as he declares a drought state of emergency for the state Friday. Brown asked residents to voluntarily reduce water usage by 20 percent. Justin Sullivan/Getty Images hide caption

itoggle caption Justin Sullivan/Getty Images

By this time last year, 26 percent of the country's corn crop was already planted. A wet, cold spring means that only 4 percent is in the ground right now. Seth Perlman/AP hide caption

itoggle caption Seth Perlman/AP

This WWII-era minesweeper once was a floating museum in St. Louis. Swept away in a 1993 flood, it has been under water in the river for most of the years since. But the ship has been exposed as the river's water level has fallen. (Photo taken on Dec. 14.) Army Corps of Engineers hide caption

itoggle caption Army Corps of Engineers

That's a valuable commodity: A hay bale at a farm in Eatonton, Ga., earlier this year. Erik S. Lesser /EPA /Landov hide caption

itoggle caption Erik S. Lesser /EPA /Landov

A farmer sifts through the drought-stricken topsoil of his Logan, Kansas, land in August 2012. John Moore/Getty Images hide caption

itoggle caption John Moore/Getty Images

On Monday, a weed was growing through the dry earth at Marion Kujawa's pond, which he normally uses to water the cattle on his farm in Ashley, Ill. Scott Olson/Getty Images hide caption

itoggle caption Scott Olson/Getty Images

Fireworks over the National Mall in Washington, D.C., on July 4, 2008. Photo taken from hear the U.S. Marine Corps War Memorial in Arlington, Va. Karen Bleier /AFP/Getty Images hide caption

itoggle caption Karen Bleier /AFP/Getty Images