Related topics: climate change

NASA maps California drought effects on Sierra trees

A new map created with measurements from an airborne instrument developed by NASA's Jet Propulsion Laboratory, Pasadena, California, reveals the devastating effect of California's ongoing drought on Sierra Nevada conifer ...

Predicting tree mortality

A combination of drought, heat and insects is responsible for the death of more than 12 million trees in California, according to a new study from UC Santa Barbara's National Center for Ecological Analysis and Synthesis (NCEAS). ...

Drought damage leads to widespread forest death

The 2000-2003 drought in the American southwest triggered a widespread die-off of forests around the region. A Carnegie-led team of scientists developed a new modeling tool to explain how and where trembling aspen forests ...

Amazon's carbon uptake declines as trees die faster

The most extensive land-based study of the Amazon to date reveals it is losing its capacity to absorb carbon from the atmosphere. From a peak of two billion tonnes of carbon dioxide each year in the 1990s, the net uptake ...

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