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We are very sorry to pass along the news that Mark Williams , Professor Emeritus of Geography and INSTAAR Fellow Emeritus, passed away in Â鶹ӰԺ on June 6. Mark led Niwot LTER at CU for two program cycles, 2004-2014, and is responsible for many of the accomplishments and directions that...

Thawing permafrost in high-altitude mountain ecosystems may be a stealthy, underexplored contributor to atmospheric carbon dioxide emissions, new CU Â鶹ӰԺ research shows. The new findings, published today in the journal Nature Communications, show that alpine tundra in Colorado’s Front Range emits more CO2 than it captures annually, potentially creating a...

This course is a quantitative investigation of the physical, chemical, and biological processes that determine the hydrology and hydrochemistry of headwater catchments (watersheds). A watershed is a natural unit of land from which the surface, subsurface and groundwater runoff drain to a common outlet. In this course, the emphasis is...

New research led by the Â鶹ӰԺ indicates an ongoing loss of ice on Niwot Ridge and the adjacent Green Lakes Valley in the high mountains west of Â鶹ӰԺ is likely to progress as the climate continues to warm. The study area encompasses the Niwot Ridge Long-Term Ecological...

Melting of ice on Niwot Ridge and the adjacent Green Lakes Valley in the high mountains west of Â鶹ӰԺ, Colorado, is likely to progress as climate continues to warm, scientists have found. They report their results in a special issue of the journal Plant Ecology and Diversity. The study area...

KUSA, Channel 9 News Interview with Mark Related Press: Three Million Gallons of Toxic Wastewater Has Turned This River the Color of American Cheese | VICE News Animas River spill: How Colorado's 'Gold Medal' waters turned mustard | The Christian Science Monitor What The Colorado Waste Water Spill Tells Us...

Mark Williams interviewed on KGNU Science Show .

For people who live in close proximity to this country's current oil and gas boom, are there health risks? It’s a question people are asking from Pennsylvania to North Dakota, from Colorado to Texas, as more and more communities find themselves in the midst of unprecedented energy development. Inside Energy...

Colorado Arts & Sciences Magazine highlights some of Mark Williams' research on nitrogen cycling for the Niwot Ridge LTER program. Read article

Mark Williams interviewed by the Coloradoan Landowners can test wells for oil and gas pollutants