ARCHIVED CONTENT: In December 2020, the CZO program was succeeded by the Critical Zone Collaborative Network (CZ Net) ×

2015 News

December  2015

EOS: Taking the Pulse of the Earth’s Surface Systems

04 Dec 2015 - Taking the Pulse of the Earth's Surface Systems In September of 2014, Laurel Larsen (UC Berkley), Elizabeth Hajek (Penn State), and others...

November  2015

Critical Zone Profiles - Meet the people doing CZO science (Calhoun CZO)

15 Nov 2015 - Get a sense of the people and the work. Several members of the Calhoun CZO are profiled here, including students and professors.

Critical Zone Profile - KYUNGJIN (KJ) MIN (soil ecologist, PhD student)

15 Nov 2015 - PhD Student, Department of Ecology and Evolutionary Biology, University of Kansas

Critical Zone Profile - KATHERINE O’NEILL (ecosystem ecologist, Associate Professor)

15 Nov 2015 - Associate Professor, Environmental Science, Roanoke College

Holcombe’s Branch floodplain profiles

05 Nov 2015 - Dan Richter has been excavating soils profiles up and down the banks of Holcombe's Branch in the Calhoun historic watersheds area, which will...

October  2015

New study suggests bedrock weathering based on topography

30 Oct 2015 - St. Clair et al. suggest tectonic stresses interact with topography to influence bedrock weathering.

Big Rain Event at the Calhoun!

13 Oct 2015 - The Calhoun CZO received nearly 25 cm rain in 24-hr Sunday 4 October.  Paul Schroeder shot a photo of Ryan Fimmen's 2004 "Tyger Stripe"...

Bruno Latour, Science philosopher and anthropologist visits scientists at the Calhoun CZO

09 Oct 2015 - A dozen diverse scientists and scholars from five universities, united by their interest in Prof. Latour and in human-nature relations, traveled by...

Sino-USA CZO scientists meet to discuss future collaborations

09 Oct 2015 - About 60 Chinese and American critical zone scientists met in Guiyang, China for two days of discussions and presentations on the significance of...

September  2015

CCZO multi-layer geospatial pdf map updated!

11 Sep 2015 - Grad student Zach Brecheisen has updated this wonderful multi-layered pdf to share with other CCZO researchers.

August  2015

CCZO researcher Amilcare Porporato lectures on soil moisture dynamics and stoichiometry controls

27 Aug 2015 - Presented at the University of Saskatchewan's Global Institute of Water Security 10/29/2014

CCZO researchers publish new perspectives on the human‐water system

25 Aug 2015 - A team at Duke uses mathematical models to identify periods when global water use changed dramatically and project a similar change for this century.

Joint AGU-ESA Event Brings Together Collaborative Networks

17 Aug 2015 - Members of AGU and the Ecological Society of America came together in their first joint event to discuss opportunities for research collaboration.

July  2015

CZO Ecology Session at ESA 2015 Meeting

16 Jul 2015 - A session entitled 'Ecology in the Critical Zone" will take place at the Ecological Society of America (ESA) 2015 Meeting held  from August...

June  2015

Salon on Deep Critical Zone Architecture held June 14-18, 2015

26 Jun 2015 - An international group of 17 researchers met at Snow Mountain Ranch, Granby, Colorado for 3.5 days of presentations and discussions on the nature of...

CCZO google group

10 Jun 2015 - The Calhoun CZO has a new means to foster communication between our researchers, open to anyone interested in keeping abreast of the latest...

April  2015

CCZO multi-layer geospatial pdf map

13 Apr 2015 - Grad student Zach Brecheisen has created this wonderful multi-layered pdf to share with other CCZO researchers.

March  2015

Richter & Billings publish on Tansley’s ecosystem as Earth’s critical zone

19 Mar 2015 - Richter and Billings state the congruence of Tansley’s ecosystem concept with Earth’s critical zone.

Calhoun CZO Google Map

03 Mar 2015 - Map showing all research sites at the Calhoun CZO.

January  2015

Dan Richter publishes on the Anthropocene

20 Jan 2015 - Dan Richter helps answer the question "When did the Anthropocene begin?"

Paul Schroeder presents talks on CZO science in Turkey

20 Jan 2015 - Geology Prof. Paul Schroeder from UGA is on sabbatical at Istanbul Technical University in Turkey and has been spreading the word about CZO science.

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