Aortic dissection is a life-threatening condition caused by a tear in the intimal layer of the
aorta or bleeding within the aortic wall, resulting in the separation (dissection) of the layers of …

Bark beetle-caused tree mortality in conifer forests affects the quantity and quality of forest
fuels and has long been assumed to increase fire hazard and potential fire behavior. In reality, …

On the eve of the World Summit on Sustainable Development, it is timely to assess progress
over the 10 years since its predecessor in Rio de Janeiro. Loss and degradation of …

Across many real-world domains, men engage in more risky behaviors than do women. To
examine some of the beliefs and preferences that underlie this difference, 657 participants …

Widespread tree mortality associated with drought has been observed on all forested continents
and global change is expected to exacerbate vegetation vulnerability. Forest mortality …

Kinetic and mechanistic data relevant to the tropospheric degradation of aromatic volatile
organic compounds (VOC) have been used to define a mechanism development protocol, …

Recent global warming is acting across marine, freshwater, and terrestrial ecosystems to
favor species adapted to warmer conditions and/or reduce the abundance of cold-adapted …

Soil microbial communities under three agricultural management systems (conventionally
tilled cropland, hayed pasture, and grazed pasture) and two fertilizer systems (inorganic …

Recent decades have witnessed a considerable increase in Payments for Ecosystem Services
(PES)—programmes that exchange value for land management practices intended to …

The fecal microbiome of cattle plays a critical role not only in animal health and productivity
but also in food safety, pathogen shedding, and the performance of fecal pollution detection …