Images

Sunrise over Haleakala National Park.

Haleakala National Park.

Haleakala National Park.

Haleakala National Park.

Mongoose trap.

This image shows an inukshuk, a stone cairn used by indigenous peoples in northern latitudes, particularly in places like northern Canada. 

Waterfall, Maui, Hawaii.

A drill rig at the Mallik test site in Canada's Mckenzie Delta.  USGS joined the Geological Survey of Canada, JAPEX, and the Japanese National Oil Company to drill test wells for natural gas production from gas hydrate deposits.

Black-crowned night-heron on the grassy turf of a wetland.

Two Black-necked stilts wading in a wetland.

Haleakala National Park.

Haleakala National Park.

Haleakala National Park.

Sunrise over Haleakala National Park.

Haleakala National Park.

This tadpole shows signs of severe Perkinsea infection, which causes organ failure. 

This tadpole shows signs of a severe Perkinsea infection. 

Moose lying in the snow amongst the trees.

Example of wellhead plumbing typical of public wells sampled in a USGS study of 932 public wells nationwide. About 105 million people—or more than one-third of the Nation's population—receive their drinking water from one of the 140,000 public water systems across the United States that rely on groundwater pumped from public wells.

The Denali fault offset crevasses on the Canwell Glacier.

Fault trace on Gakona Glacier. Tracks are from where geologists measured the fault offset.