Images

Where is Earth’s water? Series of 3 landscapes depicting where water is in blue for all Earth’s water, all freshwater, and surface & other freshwater.

Iguazu Falls on the border of Brazil and Argentina. A rushing river in the foreground is bordered by green vegetation, with waterfalls in background.

U.S. Geological Survey and Itaipu Binacional staff outside of a Itaipu Binational water quality laboratory. (L to R) USGS's Brian McCallum, Molly Wood, three Itaipu Binacional staff, and USGS's Joel Groten. The binational dam and water quality laboratory is located on the Parana River on the border of Brazil and Paraguay.

Two scientists stand on and on shore near Itaipu Binacional boat used for bathymetric surveys.

(L to R) USGS's Brian McCallum, Joel Groten, and Molly Wood inside Itaipu Binational dam and standing on the original Paraná River bottom on the border of Brazil and Paraguay.

Itaipu Binacional Dam spillway. The binational dam is located on the Parana River on the border of Brazil and Paraguay.

View looking up at Itaipu Binacional hydroelectric dam and sign from below. The binational dam is located on the border of Brazil and Paraguay.

A mix of twenty two USGS and Itaipu Binacional staff from Paraguay and Brazil at a meeting.

Itaipu Binacional Dam sign in front of spillway. The binational dam is located on the Parana River between Brazil and Paraguay.

Person in hard hat looks through windows down into the Itaipu Binacional hydroelectric dam control room. The binational dam is located on the border of Brazil and Paraguay on the Parana River.

Gage Greatness round 3 bracket showing winners through round 2. Bracket shows round 3 matchup.

Discussion between participants at United Nations 2023 Water Conference side event titled, “International and Transboundary Cooperation of Integrated Water Management: From Data Collection to Implementation”.

 Joel Groten at the United Nations General Assembly during the UN2023 Water Conference.

Speakers at United Nations 2023 Water Conference side event titled, “International and Transboundary Cooperation of Integrated Water Management: From Data Collection to Implementation”. Hydrologist Joel Groten is third from left.

Speakers who presented at United Nations 2023 Water Conference side event titled, “International and Transboundary Cooperation of Integrated Water Management: From Data Collection to Implementation”.

View of participants from behind looking forward in the United Nations general assembly at the United Nations 2023 Water Conference.

#WATERACTION sign at the United Nations 2023 Water Conference. Large individual letter sign that states "#wateraction" with New York City skyline in background.

United Nations Headquarters in New York City. View looking up at United Nations headquarters building with flags in foreground.

Illustration of Gage Greatness Round 2 bracket. Winners are shown through Round 1.

At the USGS, we monitor our nation’s water. Our data informs many people, from kayakers to water managers. Gage Greatness allows any Twitter user to vote for their favorite gage (data collection station).

This is the instrument laboratory of the Organic Geochemistry Research Laboratory located in the KS WSC.