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NASA Earthdata Article Highlights Methane Research

Submitted by ORNL DAAC Staff on 2021-06-29
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The AVIRIS-NG instrument detected large methane plumes coming from Sunshine Canyon Landfill during its October 2016 overpass. The plumes are shown in a yellow to red gradient, with red representing higher concentrations of methane. Image credit: Cusworth et al. 2020.

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NASA's AVIRIS-NG instrument detected multiple massive methane plumes in California and much more.

Methane Emissions from Dairy Sources in California

Submitted by ORNL DAAC Staff on 2021-06-06
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Total annual methane emissions in 2019 from dairy farms in California. These values represent the sum of emissions from enteric fermentation and manure management practices. Units are Gg per square kilometer per year. Source: total_CH4_CA_2019.tif

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Estimates of methane (CH4) emissions from dairy farms in California for 2019.

Forest Change From Canopy Cover Loss from 1986-2010

Submitted by ORNL DAAC Staff on 2020-11-30
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North American Forest Dynamics (NAFD) attribution type layer illustrating the type of change event where all events from 1986-2010 were combined. Source: Schleeweis et al. (2020) https://doi.org/10.3334/ORNLDAAC/1799

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The North American Forest Dynamics Attribution product provides information depicting forest change across 258 million ha of the conterminous U.S.

High-Resolution Sub-Daily Climate Driver Data for Western US

Submitted by ORNL DAAC Staff on 2020-11-30
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Four variables for the same 3-hour timestep, December 8, 2015, 12:00 AM to 3:00 AM, a) precipitation flux (kg m-2 s-1) b) air temperature (K) c) shortwave radiation flux (W m-2) d) specific humidity. Source: western_USA_precipitation_3hr_2015-12.nc4

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High-resolution climate data inputs are now available for 11 states in the western U.S.

Ranking Forest Land for Carbon Sequestration/Species Richness

Submitted by ORNL DAAC Staff on 2020-11-30
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Forested land in the western conterminous United States classified by priority for preservation to mitigate climate change, based on the spatial co-occurrence of vulnerability to drought and fire and potential carbon sequestration. Source: Buotte et al. 2020

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Ranking of forest lands for preservation given net ecosystem productivity was derived from the Community Land Model.

Sectored Annual and Hourly Estimates of CO2 from 2010-2015

Submitted by ORNL DAAC Staff on 2020-10-05
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Vulcan v3.0 FFCO2 annual total emissions (tC/km2/year) for the United States in 2011 at a 1 km resolution.  Source: Figure 3(a) in Gurney et al., 2020.

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Two new datasets provide high-resolution estimates of carbon dioxide sector emissions from fossil fuels and cement production for the USA.