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Plant physiological and environmental controls over the exchange of acetaldehyde between forest canopies and the atmosphere
physiological and environmental controls exchange forest canopies atmosphere
2010/1/18
We quantified fine scale sources and sinks of gas phase acetaldehyde in two forested ecosystems in the US. During the daytime, the upper canopy behaved as a net source while at lower heights, reduced ...
Environmental controls over methanol emission from leaves
Environmental controls methanol emission leaves
2010/1/15
Methanol is found throughout the troposphere, with average concentrations second only to methane among atmospheric hydrocarbons. Proposed global methanol budgets are highly uncertain, but all agree th...
Large-scale environmental controls on microbial biofilms in high-alpine streams
Large-scale environmental controls microbial biofilms high-alpine streams
2010/1/7
Glaciers are highly responsive to global warming and important agents of landscape heterogeneity. While it is well established that glacial ablation and snowmelt regulate stream discharge, linkage amo...