Tag: "wildfire" at biology news
GINA collaboration to boost response to summer fires
... "This timely data will be a useful supplement for wildfire
managers. The 30-meter resolution imagery from Landsat 5 will give firefighters more precise locations and finer-grained pictures than the statewide coverage of 250-meter resolution MODIS scenes we provide them several times each day," said GINA Dire...
Wildfires and home prices: Are they related?
... department developed a computer model to rate the wildfire
risk of 35,000 parcels in the city's wildland-urba...ow to reduce fire risk. "We found that before the wildfire
risk ratings were made available," says Donovan, "houses at higher risk from wildfire
had higher sal...
Coastal retreat in face of rising sea levels found to be influenced by wildfires
... 1970 have identified "ignition points" where each wildfire
originated. When he digitally superimposed those ignition points on the digitized landscape he found a correlation. "It appeared that the more frequent the fires were the more likely the forest was to retreat in this patchy way," he said. At a site w...
RIT partners with leader in remote sensing to enhance homeland security
...g to ensure the safety of crews on the ground. The wildfire
team recently mapped a series of forest fires for ... decision support tools for incident managers. The wildfire
research program was initiated with federal support secured by Congressman James Walsh (R-Onondaga)....
More large forest fires linked to climate change
...stems through fire." The researchers found the wildfire
season is now starting earlier, fires are lasting ...tures for the 34 years from 1970 to 2003. From wildfire
data covering western U.S. Forest Service and National Park Service lands, the researchers compiled ...
Invasive species alter habitat to their benefit
...cur in natural processes such as nutrient cycling, wildfire
frequency and the movement of water through the system. But simply observing such changes doesn't prove that the invaders are responsible. University of Michigan researchers Emily Farrer and Deborah Goldberg, however, came up with a way to teas...
Forest fires a real concern for areas hit hard by hurricanes
... devastating to both people and forests, and a big wildfire
is the last thing they need at this point," said Ottmar. "By recording the effects on damaged forests, we can assist the process of treating the most flammable fuels." Forest Service scientists will complete their data collection in the spring of 2...
Inventor helps grasslands go native
...uces grasses that are prized for their drought and wildfire
resistance, ability to stabilize eroding soil, desirability as forage and reseeding capacity. Much of the seed market is for the restoration of lands disturbed by mining, road construction and fires. The Plant Materials Program of the U.S. Departm...
Measuring plant diversity, predicting vulnerability to invasive species
...eatened and endangered status and changing natural wildfire
regimes. Because resident native diversity can aff.... Their incursions affect agricultural production, wildfire
frequency and severity, and native plant diversity on Federal lands and other natural areas. To bett...
NASA data helps pinpoint wildfire threats
...he United States. By studying shrublands prone to wildfire
in southern California, scientists found that NASA...ther much better data on the variables critical in wildfire
development and spread." To find out how well NASA satellites could detect these factors, research...
New UA / private partnership appraises climate and environmental risks by address
...likelihood of more intense hurricanes, a worsening wildfire
season in many locations, and greater drought-related climate impacts, Overpeck said. Climate Appraisal Services represents an innovative new way to get important environmental science communicated to the public." Entrepreneur Purcell got the ide...
Slow but sure -- Burned forest lands regenerate naturally
...ria they had gone through a hot, canopy-replacing wildfire
from 9-19 years ago, more than 90 percent of the trees were killed in the fire, and there was no post-fire salvage logging or tree planting. The sites were on the Klamath, Rogue/Siskiyou or Umpqua National Forests. Conifer trees that naturally rege...
New study sheds light on long-term effects of logging after wildfire
...w study on the effects of timber harvest following wildfire
shows that the potential for a recently burned for...ccumulation with and without logging after a large wildfire
in the Blue Mountains of northeast Oregon. Three treatments were examined: commercial logging that ...
Minister Lunn announces $39.6M for next phase of mountain pine beetle response
...rst Nations communities, and forest resources from wildfire
threats in the zone affected by beetles; $6 million to be invested in geoscience projects over the next two years to encourage new economic activity in energy and mineral resource exploration by the private sector; and $1.1 million this yea...
Salvage logging, replanting increased biscuit fire severity
...er climate that leads to increasing frequencies of wildfire
in this region, he said, a positive feedback of high severity re-burns may favor plant species more able to deal with that regime manzanita, ceanothus or tan oak that could displace conifer forests. Managers may have few options to reduce the ris...