Climate has an enormous impact on society, with wide-ranging effects on public safety and health, the economy, transportation, infrastructure, and agriculture. Geoscientists investigate our climate's past and present to better understand how it may change in the future.


A satellite image of the Earth. Image Credit: NASA

Climate is the average of weather conditions over decades to centuries in a particular location.[1] Climate is influenced by many factors, including solar activity, ocean circulation, land cover, and greenhouse gases and aerosols in the atmosphere.[2,3,4,5]   Read more

Frequently Asked Questions

American Geosciences Institute
National Oceanic and Atmospheric Administration
National Oceanic and Atmospheric Administration
National Oceanic and Atmospheric Administration

Latest News

August 3, 2017 Earlier this year, Environmental Protection Agency (EPA) Administrator Scott Pruitt proposed an initiative to challenge mainstream climate science’s consensus on human contributions to climate change through a red team/blue team debate--modeled after a military exercise in which the...
Rep. Reichert joins Dr. Kaspari in her ice core freezer to learn about her work.
In March 2017 American Geophysical Union (AGU) member and climate scientist, Dr. Susan Kaspari participated in Climate Science Day at the U.S. Capitol. The changing policies surrounding the 2016 Presidential Election motivated her to engage more in science policy. As part of that day she met with...
The White House
June 1, 2017 President Donald Trump announced his intent to withdraw the U.S. from the Paris Climate Accord on Thursday, June 1. The Paris Accord is an internationally recognized agreement through which member countries try to limit global temperature rise and protect countries vulnerable to...
U.S. Capitol with flag
May 3, 2017 Representative John Delaney (D-MD-6) introduced the Climate Solutions Commission Act (H.R.2326), which aims to accelerate the reduction of greenhouse gas emissions, on May 3. Representative Delaney introduced the same bill (H.R.6240) during the previous session of Congress, but it was...
The White House
March 28, 2017 President Donald Trump issued an executive order “Promoting Energy Independence and Economic Growth” on March 28. The order rescinds several environmental regulations instituted under the Obama Administration. It contains provisions that target various energy sectors, including coal...
Hawaiian flower
March 13, 2017 House Republicans introduced a resolution on March 13 that emphasizes the importance of conservative environmental stewardship for future generations and recognizes the extreme impacts of increased heat waves, precipitation, wildfires, and droughts, as well as rising sea levels. H....
Natural gas pump
February 28, 2017 How should the federal government price carbon in its assessments? This was the topic of debate at a House Science, Space, and Technology Committee hearing on February 28. Witnesses from the Brookings Institute, Heritage Foundation, Cato Institute, and the University of Chicago...
IES Water Glyph
February 3, 2017 Rep. Salud Carbajal (D-CA-24) introduced the Ocean Acidification Research Partnerships Act (H.R.845) to investigate ocean acidification on February 3. Ocean acidification has a negative impact upon marine foodstocks, such as crustaceans and mollusks, whose shells dissolve and have...
January 1, 2017 The National Global Change Research Plan 2012-2021: A Triennial Update was released by the U.S. Global Change Research Program on January 1. This report updates the current national global change research plan. For the first time, federal researchers recommend investment in...
Salt marsh near Pescadero, California
January 30, 2017 On January 30, the House passed Joint Resolutions H.J.Res.38 and H.J.Res.36, expressing disapproval of the Stream Protection Rule and a rule regulating natural gas leaks. These Department of Interior (DOI) regulations are subject to termination under the Congressional Review Act....

Case Studies & Factsheets

Tornado funnel. Image Credit: NOAA

Defining the Problem Following a tornado, first responders need maps of the width and location (swath) of the damage area. The biggest challenge when integrating remote sensing into disaster response is timeliness. To be most useful, remote sensing imagery maps must reach emergency management...

Pre-Ike (left) and post-Ike (right) ASTER imagery of Galveston Island, the Bolívar Peninsula, and the mainland in August 2006. Healthy (red) and dead (brown) vegetation shows storm surge inundation effects. Image Credit: Jesse Allen, NASA Earth Observ.

Defining the Problem Hurricanes bring not only intense rainfall, but also high winds and flooding. This flooding is powered by the hurricane storm surge: a rise in coastal sea level caused by lowered barometric pressure and by wind blowing the ocean onto the land. The result is that waves and...

Research Database Publications

Cover of TM OSF3: Source: NOAA
2015, National Oceanic and Atmospheric Administration (NOAA)
Climate change is already affecting fishery resources and the communities that depend on them. Climate change and multidecadal variability have been implicated in the shifting distributions, abundances, and phenology of fish and shellfish species in many marine ecosystems. These impacts are...
Cover of RI_26_12; Source: Kentucky Geological Survey
2014, Kentucky Geological Survey (KGS)
The objectives of time-lapse 3D-VSP at the Marvin Blan No. 1 research well were to test the feasibility of using well-based 3D-VSP’s to verify the CO2 plume emplacement location (both vertically and horizontally) within the Gunter Sandstone reservoir, Cambrian-Ordovician Knox Group, as well as...
A honeybee feeds on purple aster flowers.
2013, American Geosciences Institute (AGI)
Famed naturalist Aldo Leopold and co-author Sara Jones included this simple reflection in a 1947 scientific monograph in which they sought to condense a decade’s worth of ecological field observations from southern Wisconsin between 1935 and 1945. Along with meteorological conditions, these...
Cover of USGS_2015-1204; Source: U.S. Geological Survey
2015, U.S. Geological Survey (USGS)
In the Pacific Northwest, coastal wetlands support a wealth of ecosystem services including habitat provision for wildlife and fisheries and flood protection. The tidal marshes, mudflats, and shallow bays of coastal estuaries link marine, freshwater, and terrestrial habitats, and provide economic...
Cover of Critical Needs 2016 Report; Source: AGI
2015, American Geosciences Institute (AGI)
The geoscience community has the knowledge, experience, and ingenuity to address a wide range of societal needs. We study Earth’s systems, the complex geologic, marine, atmospheric, and hydrologic processes that sustain life and the economy. Geoscience expertise allows us to better understand and...
Cover of CNR_85_12; Source: Kentucky Geological Survey
2015, Kentucky Geological Survey (KGS)
Understanding potential long-term impacts of CO2 impurities, such as sulfur and nitrogen compounds, on deep carbon-storage reservoirs is of considerable interest because co-injection of the impurities with CO2 can bring significant economic and environmental benefits. The Cambrian-Ordovician Knox...
Cover of USGS fs2014-3046, Source: U.S. Geological Survey
2015, U.S. Geological Survey (USGS)
Karst aquifers—formed by the dissolution of soluble rocks such as limestone—are critical groundwater resources in North America, and karst springs, caves, and streams provide habitat for unique flora and fauna. Springflow and groundwater levels in karst terrane can change greatly over short time...
Cover for USGS FS 2014-3060 ; Source: USGS
2014, U.S. Geological Survey (USGS)
Strategic Needs of Water on the Yukon (SNOWY) is an interdisciplinary research project funded by the National Science Foundation (NSF; The SNOWY team is made up of a diverse group of researchers from different backgrounds and organizations. This partnership between scientists...
Cover of U.S. Geological Survey_2015-1071; Source: U.S. Geological Survey
2015, U.S. Geological Survey (USGS)
The objective of this report is to provide basic technical information regarding the CO2-EOR process, which is at the core of the assessment methodology, to estimate the technically recoverable oil within the fields of the identified sedimentary basins of the United States. Emphasis is on CO2-EOR...
Cover of fs2016-3011; Source: U.S. Geological Survey
2016, U.S. Geological Survey (USGS)
The U.S. Geological Survey (USGS) has actively pursued research in the effects of climate change on the hydrology of New England. Ongoing focus areas of climate change science activities of the USGS in New England include the following:Hydrologic climate-response data (initiating or expanding long-...