Diane McKnight Reflects on the LTER

The LTER Network Office sat down with Diane McKnight to chat about her life in the Network, the things she’s learned, and her dreams for the LTER moving forward.

Winter is Not Coming

A warming climate, the COVID-19 pandemic, and the harsh conditions make research at the McMurdo Dry Valleys LTER site remarkably interesting!

LTER Road Trip: Rising lakes in an Antarctic desert

By Natasha Griffin The lake ice crunches beneath my boots with each tentative step I take. Realistically, I know there’s not much danger here—I’m standing atop Lake Bonney, one of the permanently frozen lakes of Antarctica’s McMurdo Dry Valleys. The ice underfoot is at least a few meters thick, creating a sturdy barrier between me… Read more »

Environmental History of the McMurdo Dry Valleys (MCM)

Lake Bonney Camp, Antarctica. Steve Chignell, 2016.

As part of their current project, researchers at MCM LTER are writing a detailed study on the environmental history of the McMurdo Dry Valleys. The monograph will be available online and published as a book with an academic press. For more information visit the McMurdo Dry Valleys History website.

Environmental Stewardship of the McMurdo Dry Valleys

The McMurdo Dry Valleys (MDV), the largest ice-free portion of Antarctica, is a unique and fragile ecosystem that has been designated as an Antarctic Specially Managed Area (ASMA). Human activities, including scientific research, are thus carefully regulated to minimize potential damage to the landscape and ecosystem. A workshop, held in May 2016, outlined actions to… Read more »

Antarctica Is Practically Defined by Ice. What Happens When It Melts?

Antarctica Is Practically Defined by Ice. What Happens When It Melts? For prepared observers, a single season of melting offers clues to the future of the southern continent. October 13, 2016—A single season of intense melting buffeted Antarctica in 2001-2002. It yielded changes that ranged from speeding up microbial food webs to shifting penguin populations…. Read more »