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What drives public opinion on climate change?

A new study published in Climatic Change identifies political mobilization by elites and advocacy groups as the driving factor behind public opinion on climate change. The research found that information-based science advocacy has a minimal effect on public concern, while elite cues and economic factors play a crucial role.

SourceSpringer·JournalClimatic Change·DateFeb 6, 2012

Team finds a better way to gauge the climate costs of land use changes

A new study in Nature Climate Change presents a more complete picture of the climate costs of land use changes by incorporating biophysical effects beyond greenhouse gases. The researchers found that tropical rainforests are highly valuable for protecting against climate warming, while boreal forests have lower climate regulation values.

Harp seals on thin ice after 32 years of warming

A new study reveals that harp seal populations are experiencing sharply higher death rates among pup mortality, with entire year-classes disappearing from the population in low ice years. The study suggests that seasonal sea ice cover has declined by as much as 6% per decade since 1979, leaving the population on thin ice.

SourceDuke University·JournalPLOS ONE·DateJan 4, 2012

People matter in climate change models

New research emphasizes the importance of considering human-environment interactions in climate change models, as growing populations contribute to extreme weather conditions. The study suggests a complex-systems approach to modeling climate change, taking into account human behavior components.

SourceInderscience Publishers·JournalInternational Journal of System of Systems Engineering·DateDec 5, 2011

Walnut trees may not be able to withstand climate change

Researchers at Purdue University found that walnut trees are highly sensitive to certain climates and may struggle to survive in a changing environment. The trees' defense mechanisms against cold and extreme weather events could be compromised by climate change, leading to potential declines in the species.

SourcePurdue University·JournalAnnals of Forest Science·DateNov 29, 2011

Study shows unexpected effect of climate change on body size for many different species

A recent study by the National University of Singapore reveals that climate change is causing a significant decrease in body size among various species worldwide. This trend has far-reaching implications for ecosystems and biodiversity, as smaller organisms can lead to reduced resource availability, population declines, and even loss o...

SourceNational University of Singapore·JournalNature Climate Change·DateOct 17, 2011

AGU journal highlights -- Aug. 31

Researchers investigate the cause of the Permian-Triassic extinction, finding that ocean acidification may have played a significant role. Additionally, studies suggest that reforestation on historically productive, snow-free land could contribute to climate change mitigation even in northern latitudes.

SourceAmerican Geophysical Union·JournalGeophysical Research Letters·DateAug 31, 2011

Climate-change-induced wildfires may alter Yellowstone forests

A team of ecologists models climate change effects on fire occurrence and composition of Yellowstone forests, finding a tipping element that may alter the flora, fauna, and ecosystem quality. The researchers predict frequent fires will become the norm in parts of the landscape by 2050.

SourcePenn State·JournalProceedings of the National Academy of Sciences·DateJul 25, 2011

Fisher decline documented in California

A 73-percent decline in fisher density has been documented on the Hoopa Valley Indian Reservation in northwestern California between 1998 and 2005. The study suggests that changes in prey habitat, disease, and increased predation by bobcats may be responsible for the population decline.

SourceWildlife Conservation Society·JournalWildlife Society Bulletin·DateJul 5, 2011

Gene flow may help plants adapt to climate change

A study on gene flow in Sierra Nevada cutleaved monkeyflower found that mixing genes from warmer and cooler elevations improves the plant's ability to thrive in a changing environment. This technique can be used to augment genetic resources for imperiled populations, enabling them to better adapt to climate change.

SourceUniversity of California - Davis·JournalProceedings of the National Academy of Sciences·DateJun 28, 2011

Arctic snow harbors deadly assassin

A new study reveals that prolonged heavy snowfall in the Arctic can trigger rapid growth of killer fungi, devastating plant life and disrupting local food chains. This unexpected finding highlights unforeseen climate change effects on vegetation and ecosystems.

SourceDurham University·JournalNature Climate Change·DateJun 19, 2011

Eye on the environment

Researchers are working closely with indigenous communities to develop interventions to address the health impacts of climate change. Pilot projects include medicinal herb gardens, online traditional health knowledge banks, and agricultural training programs.

Ocean warming detrimental to inshore fish species

A CSIRO Australia study found that ocean warming is detrimental to the growth of a long-lived south-east Australian and New Zealand inshore species, the banded morwong. The research team analyzed long-term changes in the growth rates of the banded morwong and observed slowed growth at warmer temperatures.

SourceCSIRO Australia·JournalNature Climate Change·DateMay 16, 2011