January media highlights: GEOLOGY and GSA TODAY
...l structure--the Tongareva triple junction--in the southwestern Pacific basin. In the January issue of GSA TODAY, ... evolution of the Tongareva triple junction in the southwestern Pacific basin . Roger L. Larson et al., Graduate School of Oceanography, University of Rhode Island,...Blame North America megafauna extinction on climate change, not human ancestors
...than a dozen sites across the Great Plains and the southwestern United States. Grayson said there is no reason to doubt that these people scavenged and hunted large mammals. But he cautioned that while mammoths, mastodons, horses and camels were the most common large mammals in the late Pleistocene - 10,000...ESA announces award winners for 2001
..., El Nio and La Nia over the last 400 years in the southwestern US. The study has shown that climate can have a persistent, large-scale impact on ecosystems. Some have suggested this paper may be the only work that captures the overriding climate controls on ecosystem dynamics with such success. George Mercer ...New system developed for removing contaminants from storm run-off
...edded wood, which is available commercially in the southwestern U.S. for use in evaporative cooling systems. Boving used pyrene as a test contaminant. A human carcinogen, pyrene is a polyaromatic hydrocarbon (PAH) and a significant component of contaminated roadway run-off. PAHs are the byproduct of combustion,...July media highlights: GEOLOGY and GSA TODAY
.... GEOLOGY Upper Cenozoic chronostratigraphy of the southwestern Amazon Basin. Kenneth E. Campbell, Jr., Natural Hi...allowed the authors to date fossil deposits within southwestern Amazonia and confirm the presence of a mammal derived from North American ancestors in South America... Most residents of the parched southwestern United States accept dust as an unavoidable fact ...a soil-borne fungus, is particularly common in the southwestern United States, especially during late summer, when soils are driest. In his presentation at the Ame...Nature reserves aren't protecting pandas, study shows
...of the Wolong Nature Reserve in Sichuan Province, southwestern China. Using both data from a recently declassified spy satellite and NASA's Landsat satellites as well as information about the human settlements in the preserve, the research team paints a vivid picture of why years of protected status have mea...Reserves can threaten wildlife by attracting poachers
...around the 200-square mile Donana National Park in southwestern Spain. Because it lies between Europe and Africa, and between the Atlantic Ocean and the Mediterranean Sea, Donana is one of the most biologically diverse reserves in Europe. The badgers, which weigh about 15 pounds and are nocturnal, are thought to ...DNA research reveals new bird species in Colorado
...n sage-grouse, found in the sagebrush ecosystem of southwestern Colorado and southeastern Utah, was the same speci...e to other Gunnison sage-grouse populations within southwestern Colorado to mimic natural gene flow, with the effect of increasing genetic diversity in some of the ...Discovery may jump-start mine remediation efforts
...loring the dark, flooded tunnels of an old mine in southwestern Wisconsin, the historic lead mining region near the Mississippi River. Team members trained the divers in the use of sterile collection systems to retrieve samples of the biofilm for laboratory analysis. In the paper, the Wisconsin team described a p...Study provides direct evidence of cannibalism in the Southwest
...e dating back about 850 years shows that people of southwestern Colorado engaged in cannibalism during a long drought, according to a new study. "Cannibalism is one of the most controversial issues in the archaeology of the American Southwest," said Dr. Brian R. Billman of the University of North Carolina at Cha...Grasslands, deserts, mountains and fire
... for those changes. People or lightning? Fire in southwestern US, pre-1900 The view that most fires in the southwestern U.S. (chiefly Arizona and New Mexico) before 1900 were set by native peoples rather than caused by l...UC Davis expert identifies oak-tree killer and warns public to use caution
...trees in an area from Big Sur to Sonoma County and southwestern Napa County. It has not been found in other oaks such as valley oak, blue oak and interior live oak. Black oaks are the most common oaks at middle to high elevations in the Sierra Nevada, such as in Yosemite Valley....Cadmium makes brittle bones in Rocky Mt. birds
...ue. All the adult birds tested in the central and southwestern mountains of Colorado had elevated kidney-cadmium levels. Toxic levels of cadmium were documented in 44 percent of adult birds, whereas birds living outside the ore belt region of Colorado had near-normal cadmium levels in their bodies. High conce...By all measurements -- Indiana's forests are growing
...t decreases have occurred in the south central and southwestern parts of Indiana. Eighty-five percent (85%) of these timberlands are in private ownership. Not only have the number of forested acres increased, but also the total number of trees increased to 2 billion. Based on Indiana's population in 1998, there ...Human plague cases increasing in Southwest
...m Yersinia pestis, is on the rise, at least in the southwestern United States. Biologists at the National ...America. Plague is now most commonly found in the southwestern United States -- in New Mexico, Colorado, Arizona and California. Major risk factors for humans inc...Unveiling all of the consequences: Introduced plants may be causing hidden trouble
...and soil from Canada's Grasslands National Park in southwestern Saskatchewan. The park is a mosaic of undisturbed prairie and 50-year-old fields of the introduced wheatgrass. After diligently cleaning, weighing and analyzing their samples, the scientists found that the soil beneath crested wheatgrass contained s...Perchlorate found in fertilizers
...water, surface water and soils,particularly in the southwestern United States. The compound is mobile insurface water and groundwater, where it can persist for several decades, thestudy notes. There is no national standard for perchlorate in drinking water, but monitoringprograms are likely to expand as analytic...USGS studies wildfire ecology in the western United States
... River Birds of Prey National Conservation Area in southwestern Idaho. Here, as in much of the Great Basin, the do...tailed records of past fire activity come from the southwestern United States. Over thousands of years, this region's widespread ponderosa pine forests have been sh......ul shrub species in the semiarid grasslands of the southwestern UnitedStates and how changes in the amount and sea...ogists Jacques Tardif and YvesBergeron in Quebec's southwestern boreal forests focused on the ecologicalimplications of flood disturbances on populations of black ...