Earth and climate scientists

Richard Sears (geophysicist)

Richard A. Sears is an American geophysicist who spent 33 years at Shell, rising to vice president for global deepwater technical services, before advising the Deepwater Horizon commission.

Sir Richard Strachey (1817–1908) was a British army officer and geologist who surveyed Kumaon and Tibet, directed irrigation in India, chaired the East Indian Railway, and won the Royal Medal in 1897.

Richard T. Wetherald

Richard T. Wetherald was an American meteorologist at NOAA's Geophysical Fluid Dynamics Laboratory in Princeton, co-author of the 1967 paper giving the first sound estimate of warming from doubled CO2.

Richard W. Carlson

Richard W. Carlson is an American isotope geochemist who spent his career at the Carnegie Institution for Science, using rock and meteorite isotopes to date the Moon and early Solar System.

Rien van Genuchten

Rien van Genuchten, born Martinus Th. van Genuchten, is a Dutch-born soil physicist whose 1980 equation for unsaturated soil hydraulics won him the 2023 Wolf Prize in Agriculture.

Rob Dunbar

Rob Dunbar, or Robert B. Dunbar, is an oceanographer and biogeochemist who is Keck Professor of Earth Sciences at Stanford, known for reconstructing past ocean temperatures from corals and sediments.

Rob N.J. Comans

Rob N.J. Comans is a soil chemist and geochemist who is full professor and chair of the Soil Chemistry group at Wageningen University & Research.

Sep 20, 2026

Robert A. Berner

Robert A. Berner (1935–2015) was an American geochemist at Yale University who reconstructed atmospheric CO2 and oxygen over the past several hundred million years with the BLAG and GEOCARB carbon cycle models.

Robert B. Gagosian

Robert B. Gagosian, born 1944, is an American chemical oceanographer who led the Woods Hole Oceanographic Institution as Director and President from 1993 to 2006.

Robert Ballard

Robert Duane Ballard, known as Bob Ballard, is an American oceanographer and deep-sea explorer who located the Titanic in 1985 and discovered hydrothermal vents in 1977.

Robert Broom

Robert Broom (1866–1951) was a Scottish-born South African medical doctor and paleontologist who described hundreds of Karoo mammal-like reptiles and found the first adult australopithecine cranium at Sterkfontein.

Robert C. Finkel

Robert C. Finkel is an earth scientist in geochronology and paleoclimatology at the Center for Accelerator Mass Spectrometry, Lawrence Livermore National Laboratory, applying cosmogenic nuclide dating to fault slip rates and glacier histories.

Robert C. Harriss

Robert C. Harriss, also published as R. C. Harriss, was an American earth scientist who traced pollutant transport between land, atmosphere, and ocean, and led the Houston Advanced Research Center.

Robert C. Thunell

Robert C. Thunell (Robert Carl Thunell, 1951–2018) was an American paleoceanographer and Carolina Distinguished Professor at the University of South Carolina who reconstructed past ocean conditions from planktonic foraminifera.

Robert D. Hatcher, Jr.

Robert D. Hatcher, Jr. is an American structural geologist at the University of Tennessee known for mapping the southern Appalachians and winning the 2006 Penrose Medal.

Robert Duce

Robert Duce is an American atmospheric and marine chemist at Texas A&M University known for research on atmospheric transport of trace metals, dust, and nitrogen to the ocean.

Robert E. Dickinson

Robert E. Dickinson (1940–2026) was an American atmospheric scientist at NCAR and several universities who first brought vegetation into climate models through his BATS land-surface scheme.

Robert E. Horton

Robert E. Horton (1875–1945) was an American hydraulic engineer and hydrologist, best known for his 1933 infiltration theory of storm runoff and flood prediction, which founded engineering hydrology.

Robert F. Strickler

Robert F. Strickler was an American atmospheric scientist at the Weather Bureau and NOAA's GFDL, co-author of the 1964 Manabe paper introducing convective adjustment in climate modeling.

Robert G. Coleman

Robert Griffen Coleman was an American geologist at the U.S. Geological Survey and Stanford University, known for his 1977 monograph Ophiolites, Ancient Oceanic Lithosphere? and elected to the National Academy of Sciences in 1980.

Robert Helliwell

Robert Helliwell (1920–2011) was an American radio scientist and electrical engineer at Stanford University who pioneered the study of whistlers and very low frequency radio propagation in the magnetosphere.

Robert Homer Simpson

Robert Homer Simpson (1912–2014) was an American meteorologist who founded the National Hurricane Research Project, directed the National Hurricane Center, and co-created the Saffir–Simpson hurricane scale.

Robert J. Charlson

Robert J. Charlson was an American atmospheric scientist at the University of Washington, a pioneer in the climate role of aerosols and co-author of the CLAW hypothesis.

Robert J. Serafin

Robert J. Serafin is an American electrical engineer and radar meteorologist who directed the National Center for Atmospheric Research from 1989 to 2000 and was elected to the National Academy of Engineering in 1994.

Robert J. Weimer

Robert Jay Weimer (1926–2021) was an American petroleum geologist and Colorado School of Mines professor known for applying stratigraphic principles to oil exploration in the Rocky Mountain Cretaceous basins.

Robert Kates

Robert Kates (1929–2018) was an American geographer and sustainability scientist who helped found sustainability science, wrote Environment as Hazard, and won the National Medal of Science in 1991.

Robert L. Fleischer

Robert L. Fleischer was an American physicist and geoscientist who turned etching nuclear particle tracks in solids into the fission-track method of dating rocks, meteorites, and archaeological materials.

Robert L. Folk

Robert L. Folk (1925–2018) was an American sedimentary petrologist at the University of Texas at Austin who formulated the first carbonate-rock classification and a still-used sandstone classification.

Robert Ladislav Parker

Robert Ladislav Parker is a geophysicist and emeritus professor at the Scripps Institution of Oceanography, UC San Diego, known for his 1973 Fourier-transform method for calculating potential anomalies.