DAAC Home > Resources > News

News

carbon

Greenhouse Gas Concentrations for Six US Cities

Submitted by ORNL DAAC Staff on 2019-11-04
Image Media
Image Media
Caption

Carbon dioxide concentrations at the MUR site in Salt Lake City, Utah, show a pronounced seasonal pattern of higher CO2 in the winter months.

Body

Hourly urban greenhouse gas measurements are available for cities in the CO2 Urban Synthesis and Analysis (CO2-USA) Data Synthesis Network.

Soil Organic Carbon in Tidal Wetlands

Submitted by ORNL DAAC Staff on 2019-11-04
Image Media
Image Media
Caption

Estuaries classes used in the study: former river valley primary estuary, former glacier valley primary estuary, river delta primary estuary, tectonic structural primary estuary, coastal lagoon secondary estuary, and unclassified estuary.

Body

Soil organic carbon (SOC) estimates and environmental data for US estuaries are available for the period 1972-2015.

Tracking Fires in Central Kalimantan, Indonesia

Submitted by ORNL DAAC Staff on 2019-10-02
Image Media
Image Media
Caption

The area burned in 1997 and 1998 in the Mawas area, Central Kalimantan, Indonesia is shown in pink. The inset with white dot shows the location of Mawas study site on the Island of Borneo.

Body

Maps of annual burned area from 1997 to 2015 show the extent of fires in the Mawas region of Central Kalimantan.

Forest Carbon Stocks and Fluxes for Southeastern US

Submitted by ORNL DAAC Staff on 2019-09-16
Image Media
Image Media
Caption

Maps of the number of years since the most recent disturbance, aboveground biomass, and net ecosystem productivity in the year 2010, for forests of the Southeastern USA.

Body

A new Carbon Monitoring System dataset used a carbon cycle process model and historic data to estimate aboveground woody biomass and net ecosystem productivity over time.

Does Boreal Wildfire Release "Old" Carbon?

Submitted by ORNL DAAC Staff on 2019-04-18
Image Media
Image Media
Caption

Radiocarbon concentration (delta14C) in the atmosphere over time, showing the bomb peak in 1966 (red dotted line) and theoretical positions of delta14C of soil depth increments (points).

Body

Researchers with NASA's ABoVE field campaign measured soil and forest stand age at burned sites in Canada's Northwest Territories.