Atmosphere and Weather
Trends in Snowfall Versus Rainfall in the Western United States
Frozen in Time: How Ice Cores Are Revealing the Composition and Temperature of Earth's Atmosphere During the Past Million Years
Biology
A Moroccan Adventure: Searching for a Blue-eyed Turtle in the Sahara Desert
Species Traits as Determinants of Trace Element Bioaccumulation in Riverine Fishes...or Why it Pays to Be a Small, Riffle-loving Herbivore
Ecology and Management of Blue Green Algae
The Impacts of Global Climate Change on Delta Fishes: Predicting Fish Populations and Diversity Changes
A Tale of Two Kelp Forests: Sea Otters and Ecosystem Dynamics in the Aleutians and the Commander Islands
Feathered Dinosaurs from the 'Cretaceous Pompeii' of China and the Origin of Avian Flight
National Phenology Network
Life's Chemical Kitchen: Support of Deep Terrestrial Subsurface Life by Abiogenic Hydrogen and Hydrocarbons
The Checkerspot Butterfly and Serpentine
Tropical Temperatures, Global Warming, and Land Use Change: A View from the Coral Reef
Precipice of Survival: What is the Future of the Southern Sea Otter?
Human Footprints on the Web of Life: Biodiversity and Increasing Population and Development in California
Physiology of Contaminant Accumulation in Aquatic Insects
What is a Butterfly Worth? The Challenge of Making Economic Estimates for Biodiversity
Losing the Race for Survival? The Catastrophic Decline of the Desert Tortoise in California
Climate Change
Global Warming—Western Style
Alaska's Rivers of Ice
Climate Change Feedbacks and the Future Role of Soils
Tropical Temperatures, Global Warming, and Land Use Change: A View from the Coral Reef
Deep Freeze: The Impact of Science on U.S. Climate-Change Policy
What's Happening to Alaska's Glaciers? Their Dynamic Response to Changing Climate and Other Factors
The Future of Western Water: What Does Climate Tell Us?
Coastal and Marine Science
Alchemy in the Abyss: Probing the Mysteries of Deep-ocean Minerals
The Hidden World of the Golden Gate: How Tides, Currents, and Humans Have Created an Array of Sea-floor Features
Shifting Shoals and Shattered Rocks—How Man Has Changed the Floor of San Francisco Bay
Commotions in the Oceans: USGS Shipboard Research Sparked Scientific Advances
Life and Death of Hawaiian Coral Reefs: New Studies Track the Life Cycle of Maui's Changing Reefs
Revealing the Hidden World Beneath Monterey Bay
Beyond the Golden Gate: Oceanography, Geology, Biology, and Environmental Issues In The Gulf of the Farallones
Earthquakes
Geomechanical Modeling of Fracture Networks: Patterns and Flow
The Hayward Fault in Google Earth: Visualizing Past, Present, and Future Earthquakes
Role of Structural Engineering in Probabilistic Loss Estimation for Natural Catastrophes
Earthquake Occurrence in Geometrically Complex Fault Systems
Northern California Earthquake Hazards Workshop
Structural Models for Rational Design, Structural Health Monitoring and Seismic Risk and Loss Assessment
Determination, by 10Be Cosmogenic Dating, of Slip-Rates on the Karakorum Fault (Tibet) and Paleoclimatic Evolution Since 200ka
Geodynamics and Seismic/Geodetic Imaging of the Yellowstone Hotspot
The Parkfield 2004 Earthquake—Lessons From the Best-Recorded Quake in History
Hidden Faults Under Silicon Valley: Do New Discoveries Change Our View of Santa Clara Valley Earthquake Hazards?
Uncovering Silicon Valley: Weaving a Tale of Three Sedimentary Basins
California's Greatest Fault: How Historical Data From 1906 Have Shed Llight on the San Andreas Fault
Shock Waves: How the 1906 Earthquake Shook Up California and Science
The Great 1906 Earthquake: Lessons Learned, Lessons Forgotten, and Future Directions in Earthquake Science
Earthquake Storms: The Very Long Reach of Very Large Earthquakes
A Crack in the Edge of the World: America and the Great California Earthquake of 1906
Earthquakes at the USGS: Blowing the Lid off Seismic Science for 40 Years
Hot Oil, Frozen Ground, and Earthquakes: The Trans-Alaska Pipeline Story—So Far,So Good
The Quakes, They Are A-comin'—New Estimates of Earthquake Hazard and Risk Across the Bay Region
Plumbing the Mysteries of the San Andreas Fault: Deep Drilling to Test Fundamental Theories About Faulting and Earthquakes
Finding Elusive Earthquake Faults: New Mapping Techniques Reveal Potential Seismic Sources Beneath Seattle
Ecosystems
Estuarine Response to Habitat Restoration: Changes in Hydrodynamics and Scalar Dispersion in the Far South San Francisco Bay with Salt Pond Restoration
Wetland Revival—Restoring San Francisco Bay Salt Ponds to Wetlands Habitat
Ecohydrological Processes in Salt Marshlands of the Venice Lagoon
Estuarine Geomorphic Modeling: A Link in the Cascade from Climatic to Ecological Change
Fire As An Ecosystem Process: Past, Present, And Future
The Mojave National Preserve: Geology and Water Shape Desert Plant Communities
Science and Natural Resources Along La Frontera
Managing for Ecosystem Services: Wild Bees and Crop Pollination in Northern CA
Toxic Mercury in Aquatic Ecosystems: Why Quality Trumps Quantity
A Delicate Balance: Salt Ponds, Wetland Restoration, and Wildlife in San Francisco Bay
Sonoran Desert: Fragile Land of Extremes
Tracing Causes of Hypoxia in Riverine Ecosystems Using Isotopic Techniques
Deciphering an Estuarine Ecosystem: 35 Years of San Francisco Bay Studies
Delta Revival—Restoration of a California Ecosystem
Healing the Redwood Creek Watershed: Successes and Failures in a Large-scale Watershed Restoration Program
Energy
Global Energy: Myths and Realities
Drills, Spills, and Chills: The Inside Story on USGS Estimates of Alaskan Oil and Gas Resources
Gaia's Breath: Methane and the Future of Natural Gas
Clean Power from the Earth's Heat: The Present and Future of Geothermal Energy
Geochemistry and Biochemistry
Biogeochemical Dynamics: What We Can Learn Using In-situ Optical Sensors to Quantify High Frequency Variability of Dissolved and Particulate Organic Material in Aquatic Environments
Speciation and Dynamics of Organic Sulfur in Forest Soils
Biogeochemical Mechanisms of Arsenic Mobilization in Haiwee Reservoir Sediments
Old Pollutants Never Die—They Just Fade Away: The Fate of DDT on the Palos Verdes Shelf
Life's Chemical Kitchen: Support of Deep Terrestrial Subsurface Life by Abiogenic Hydrogen and Hydrocarbons
Trains, Pains, and the Legal System: Forensic Geochemistry of Two Oil Spills Affected By Methanogenic Biodegradation
Factors Influencing Cu and Cd Bioaccumulation in a Freshwater Macroinvertebrate: Linkages Between Field Observations and Controlled Laboratory Exposures
The Geomicrobiology and Nanoscience of Arsenic, Selenium, and Tellurium
Frontiers in Nitrate Isotopes
Applications of Modeling Contaminant Biodynamics: Long-term Team Research Works
The Naval Air Warfare Center (NAWC) Toxics Site: USGS Research on Transport and Biodegradation of Chlorinated Solvents in Fractured Sedimentary Rock
Molecular Approaches to Biogeochemistry: Linking Microbial Community Landscape Patterns to Soil Carbon Fluxes
Reactive Transport during Natural Restoration of a Waste-water-contaminated Aquifer and Implications for Natural Attenuation of Zinc, Arsenic, and Other Inorganic Contaminants
Microbial Perchlorate Reduction—Rocket Fueled Metabolism
From Strawberry Fields to the Ozone Layer: The Methyl Bromide Story
High Arsenic Accumulation in Iron Phases, Eastern Bengladesh
Kinetics of THM Formation
Metal Sorption to Bacteria: Complex Biological Process or Surface Complexation Phenomena?
Geology
Carbon Dioxide Capture and Storage in Deep Geological Formations
Dark Holes in Muir's "Range of Light": Insights from Southern Sierra Nevada Caves and Karst
Adventures in Southwest Geology: Exploring the Colorful Southern Colorado Plateau in 3-D
Impact! Piecing Together the Story of a Giant Meteorite Crater Beneath the Atlantic Coast
Geology on Conveyor Belts: New Ideas on Bay Area Evolution from a Decade of Geologic Mapping
What Lies Beneath? Concealed Sedimentary Basins and Hidden Oil Under Silicon Valley
The Winemaker's Dance: Connecting Geology and Wine in Napa Valley
Human Health
Environmental Contaminants in our Drinking Water, Breast Milk and Our Babies: How Worried Should We Be?
Disasters, Dust, and Danger: Using Geoscience to Help Understand Whether Health Risks Lurk in Particles Produced by Disasters
The Evolution of Human Skin Color
Hydrology
Cleanup on Aisle 9: The Long Lasting Legacy of Nuclear Waste
Differences Between Event-based Versus Continuous Hydrologic Simulations: Case Study Near Coos Bay, Oregon
A Bi-State Aquifer Study: Modeling the Spokane Valley-Rathdrum Prairie Aquifer in Washington and Idaho
Cracks in the Clay: The Role of Fractures and Macropores in Critical Zone Hydrology (2008 GSA Birdsall-Dreiss Distinguished Lecture)
Impacts of Changing Land Use and Land Cover on Subsurface Water Resources (2007 GSA Birdsall-Dreiss Distinguished Lecture)
Sampling in Mine Drainage—Looking for Solute Inflows to Streams with Questions on Hyporheic Mixing
A New Method for Simple Prediction of Maximum Transport Rate in Unsaturated Soil and Rock
Using a Fiber-Optic Distributed Temperature Sensor to Understand Ground-Water/Surface-Water Interaction
In Search of Dam Sites: The USGS Expedition of 1923 in the Grand Canyon
Ground Water in Geologic Processes
Water Odysseys: Surface-Water and Ground-Water Flow in the Santa Clara Valley
Rapids in Bedrock Rivers: Measurements and Modeling of Velocity Distributions
Using Temperature Measurements to Estimate Streambed Fluxes in Several Agricultural Watersheds
Water Management in the Upper Klamath Basin, OR: Historical Perspective and the Role of Optimization
Assessing Ground-Water Recharge in Arid and Semi-Arid Regions
Mountain Hydrology: Flowpaths and Mountain-Block Recharge
Using Ground-Water Model Predictions to Guide Field Data Collection
Physics, Measurements, and Numerical Modeling—The Italian Connections
Using Ground-Water Age and Low-level VOCs to Assess Contamination Vulnerability in California's Public Drinking Water Wells
Ground Water as the Foundation of Stream Restoration: Dam Removal as a Case Study
The Influence of Hydrogeology on 25 Years of Natural Attenuation at a Crude Oil Spill Site (2004 GSA Birdsall-Dreiss Lecture)
Hydrologic and Ecologic Concepts Unique to Deep Unsaturated Zones in Arid Regions
Ground Water and Surface-Water flow in the Santa Clara Valley
Recent Advances in Characterizing Ground-Water Flow and Chemical Transport in Fractured Rock From Cores to Kilometers (2004 NGWA Darcy Distinguished Lecture)
The Water Crisis in the Middle East: Examples from On-going Research on the Jordan River and Gaza Strip
The Necessity and Limitations of Predictive Modeling
Air-injection Barriers in Saturated Porous Media: Physical and Chemical Behavior in Laboratory Flow Cells
Landslides
Riding the Storm: Landslide Danger in the Bay Area Hills
When Rocks Fall and the Land Slides: Understanding and Coping with Slope Failures
Is Your Neighborhood Going Downhill? How Landslides Threaten Bay Area Lives and Property
Mapping and Remote Sensing
A Brief Primer on Remote Sensing of the Ocean (and San Francisco Bay)
NASA Airborne Remote Sensing of the Bay Area
From Plane Tables to Pixels: The Revolution in Mapping at the U.S. Geological Survey
Mapping the American West: Clarence King and the 40th Parallel Survey
The National Map—Coming to Your Neighborhood: Integrating and Sharing Geographic Information in the Public Domain
Planetary Science
Roving Around Mars: Adventures in Exploring the Red Planet
Exploring Mars: Recent Discoveries and Upcoming Missions
Plate Tectonics
Plate Tectonics in Action: Exploring the Earth with the New Edition of This Dynamic Planet Map and Web Site
The Structure of Mantle Plumes—Insights from Geochemical and Isotopic Studies in Hawaii
Subduction, Seismicity, and Serpentinization: Capturing a Subduction Event
Secrets in Stone: The Role of Paleomagnetism in the Evolution of Plate Tectonic Theory
Polar Science
Exploring Antarctica's Frozen Frontier: The USGS Antarctic Program from the 1957 International Geophysical Year to the 2007 International Polar Year
Frozen in Time: How Ice Cores Are Revealing the Composition and Temperature of Earth's Atmosphere During the Past Million Years
Tsunamis
Tsunamis: Lessons and Questions from the Indian Ocean Disaster
December 2004 Tsunami Disaster: Reports from Field Teams in Sumatra and Sri Lanka
Volcanoes
Controls on Magma Ascent and Eruption—The Mount St. Helens Perspective
The Indonesian Mud Crisis: Long-lived Mud "Eruption" Inundates Housing and Infrastructure
Rapid Eruptions Rates of Columbia River Flood Basalts Determined from Paleosecular Variation, Transitional Geomagnetic Field Behavior, Magnetostratigraphy, and 40Ar/39Ar Dating
The Central Atlantic Magmatic Province (CAMP) Compared and Contrasted with Other Continental Flood Basalt Provinces
Probing Volcanoes: Advances in Understanding and Coping with their Hazards
Beneath Crater Lake: An Underwater Volcanic Llandscape Tells a Complex Tale
Molten Paradise
Hawaii's Volcanoes—Never a Dull Moment! 20 Years of Eruption at Kïlauea and Waiting for Mauna Loa
Miscellaneous
The Future of Scientific Publications
A Brief (90min) Guide to Scientific Writing and Publishing (special tutorial)
Earth Science Findings with Foreign Policy Implications
Serving California's Needs: How the California Geological Survey Identifies and Maps Natural Hazards, Promotes the State's Economy, and Protects Public Health and Safety
Science, Society, and the Survey: 50 Years of the USGS in Menlo Park
U.S. Department of the Interior |
U.S. Geological Survey