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State Department issues Draft Supplemental Environmental Impact Statement on Keystone XL Pipeline: climate change impacts

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The document is a detailed draft technical review of potential environmental impacts associated with the segment of the pipeline in the US, including: impacts from construction, impacts from potential spills, impacts related to climate change, and economic impacts. What Keystone XL would carry. —Draft SEIS. Market analysis.

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Study finds global rivers and streams emitting 3x IPCC estimates of the GHG N2O

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That’s three times the amount estimated by the Intergovernmental Panel on Climate Change (IPCC). This new global emission estimate is startling. Nitrous oxide is a potent greenhouse gas that contributes to climate change and stratospheric ozone destruction.

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Expansion of sugarcane crop in Brazil to areas previously occupied by crops or pastureland leads to local cooling

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A new study led by Carnegie Institution’s Department of Global Ecology has found that the expansion of sugarcane crop in Brazil in areas previously occupied by other Brazilian crops cools the local climate. The study is published in the second issue of Nature Climate Change. Nature Climate Change doi: 10.1038/nclimate1067.

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DOE fielding aircraft-based study of aerosols generated by wildfires and agriculture burns in US

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Sponsored by the DOE’s Atmospheric Radiation Measurement (ARM) Climate Research Facility, the Biomass Burning Observation Project (BBOP) will conduct aircraft observations to study the near-field evolution of changes in chemical, optical, and microphysical properties of aerosols generated in biomass burning events.

Memphis 199
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NSF announces $55M toward national research priorities; intersection of food, energy and water systems

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Montana State University. The team, which includes researchers from Montana, Wyoming and South Dakota, seeks to identify a framework of carbon mitigation strategies that would minimize conflicts with food security and clean energy production priorities. Research at the nexus of food, energy and water. Lead organization. Description.

Water 150
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Satellite-data derived study finds meeting renewable fuel targets is theoretically feasible, but would change significantly impact agriculture mix

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Roughly 80% of the current recovered harvest in the US would need to be re-allocated for the production of bioenergy crops to meet current renewable fuel targets with existing technology, according to a new study using satellite data led by researchers from the University of Montana.

Renewable 210
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Study of lead isotopes provides insight into aerosols transport from Asia to US

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Transport models are uncertain ,” says Stephanie Ewing, lead author of the paper and an assistant professor of pedology and soil biogeochemistry at Montana State University. She conducted the research while a postdoctoral researcher in Berkeley Lab’s Earth Sciences Division. —John Christensen. Resources.

Asia 199