Hydrologic

Snow on the Hawaii volcanoes on January 12, 2011, meant that 49 out of 50 states had snow on the ground, as was indicated on this National Operational Hydrologic Remote Sensing Center snow cover map.

Paul Yeager: Extreme Weather Images Paul Yeager 2012

According to the Advanced Hydrologic Prediction Center, many locations from New England to the eastern Carolinas have received 10 to 20 inches with isolated higher amounts of rain during the past 30 days.

Paul Yeager: Widespread Mid-Atlantic and Northeast Flooding Threat This Week Paul Yeager 2011

Significance: Hydrologic fracturing, or “fracking,” to extract shale gas has become increasingly common, as enormous resources of shale gas have been reported to exist in the United States and internationally.

David Kroodsma: This Week in Climate Science: Yellowstone Wildfires, Sea Levels and Shorebirds, and Fracking Accounting David Kroodsma 2011

Snow on the Hawaii volcanoes on January 12, 2011, meant that 49 out of 50 states had snow on the ground, as was indicated on this National Operational Hydrologic Remote Sensing Center snow cover map.

Paul Yeager: Extreme Weather Images Paul Yeager 2012

According to the Advanced Hydrologic Prediction Center, many locations from New England to the eastern Carolinas have received 10 to 20 inches with isolated higher amounts of rain during the past 30 days.

Paul Yeager: Widespread Mid-Atlantic and Northeast Flooding Threat This Week Paul Yeager 2011

According to the Advanced Hydrologic Prediction Center, many locations from New England to the eastern Carolinas have received 10 to 20 inches with isolated higher amounts of rain during the past 30 days.

Paul Yeager: Widespread Mid-Atlantic and Northeast Flooding Threat This Week Paul Yeager 2011

Significance: Hydrologic fracturing, or “fracking,” to extract shale gas has become increasingly common, as enormous resources of shale gas have been reported to exist in the United States and internationally.

David Kroodsma: This Week in Climate Science: Yellowstone Wildfires, Sea Levels and Shorebirds, and Fracking Accounting David Kroodsma 2011

Tom Graziano, chief of the Hydrologic Services Division at the National Oceanic Atmospheric Administration, said many streams in the Northeast were showing the highest flows ever recorded for the date.

Susquehanna River Flooding Fears In Pennsylvania Lead To Major Evacuations 2011

Snow on the Hawaii volcanoes on January 12, 2011, meant that 49 out of 50 states had snow on the ground, as was indicated on this National Operational Hydrologic Remote Sensing Center snow cover map.

Paul Yeager: Extreme Weather Images Paul Yeager 2012

Hydrologic processes then move these chemicals through soil and bedrock where they can react with limestone and aluminum-containing silicate minerals.

Acid rain 2010