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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 Boulder on June 6. Mark led Niwot LTER at ÃÛÌÇÖ±²¥ 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 ÃÛÌÇÖ±²¥ Boulder research shows. The new findings, published today in the journal Nature Communications, show that alpine tundra in ÃÛÌÇÖ±²¥â€™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 University of ÃÛÌÇÖ±²¥ Boulder indicates an ongoing loss of ice on Niwot Ridge and the adjacent Green Lakes Valley in the high mountains west of Boulder 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 Boulder, ÃÛÌÇÖ±²¥, 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 ÃÛÌÇÖ±²¥'s 'Gold Medal' waters turned mustard | The Christian Science Monitor What The ÃÛÌÇÖ±²¥ 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 ÃÛÌÇÖ±²¥ to Texas, as more and more communities find themselves in the midst of unprecedented energy development. Inside Energy...

ÃÛÌÇÖ±²¥ 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 ÃÛÌÇÖ±²¥an Landowners can test wells for oil and gas pollutants