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FOREST COMPOSITION CHANGES
In 1997, Simon Fraser University used 10,000-year-old pollen to reconstruct British Columbia's warmer past. 29 years later, his evidence still warns forests could lose alpine meadows as trees climb 100 metres higherAncient pollen data reveals past climate shifts and their forest impacts. Warmer periods brought more Douglas fir and alder after fires. Fu...- In 2014, scientists blasted Mount St. Helens, one of America's most closely watched volcanoes, with 23 explosions, revealing a vast magma system undergroundIn 2014, scientists detonated 23 controlled explosions around Mount St. Helens, one of America's most closely watched volcanoes, using thou...
- 12,000 years ago, Yellowstone’s dry summers began leaving a charcoal trail in its lakes. 6,000 years later, researchers found the same climate pattern linked to lower lake levels and reduced hydrothermal activityYellowstone lake sediments preserved ancient climate and environmental records. Warmer, drier summers between 12,000 and 6,000 years ago br...
- Neanderthals disappeared about 40,000 years ago, but their DNA may now be helping some modern humans build more muscleA genetic variant inherited from Neanderthals boosts muscle mass in certain modern humans. This variant impacts the signaling of growth hor...
- In 1500s, Spanish explorers introduced pigs into North America. Now areas where they roam free have fewer invasive speciesAlthough wild pigs have long been viewed as destructive invasive species, recent findings reveal they also play a surprising role in curbin...
- In 2017, California cattle ate an estimated 11.6 billion pounds of grass that could become wildfire fuel; researchers say grazing can reduce fire hazards in some rangelandsIn 2017, California's cattle devoured billions of pounds of vegetation, significantly aiding in wildfire intensity reduction. By efficientl...
- In 1935, the U.S. Forest Service adopted a 10 a.m. wildfire policy that helped extend fire suppression across western forests for decadesA 1935 U.S. Forest Service policy aimed to extinguish all fires by 10 a.m. daily. This aggressive suppression strategy prevented natural, l...
- Scientists found ants have been running tiny 'Dairy Farms' for 35 million years, and the sweet reward explains whyAnts and aphids share an ancient mutualistic relationship for nourishment and protection. Ants herd aphids, receiving sugary honeydew and p...
- In 1990s, an Indian American inventor created a dental material that restored over 1 billion teethSumita Mitra's curiosity inspired a dental filling material from observing grape clusters. She developed nanoclusters, mimicking grapes for...
- In 1904, Newfoundland released just four moose to boost hunting opportunities. Years later, their population had soared to nearly 200,000, transforming island's forests & becoming one of North America's largest moose populationsMore than a century after just four moose were introduced to Newfoundland, the animals multiplied into one of North America's largest moose...
- Scientists discover rising heat leaves trees struggling to turn sunlight into energy: 57 million hectares of tropical forests already affected; Heat waves goes beyond photosynthesis limitsRising global temperatures are pushing millions of hectares of tropical forests beyond the heat levels where trees can efficiently carry ou...
- Mines ministry proposes partial lease execution to speed up production from auctioned blocksIndia's mines ministry is proposing new rules to speed up mining operations. These changes will allow companies to start production in part...
- 'Conflict of interest' in CEC may compromise FCAA cases: Retired bureaucrats write to CJISixty former civil servants have written to the Chief Justice of India. They allege a conflict of interest within the Central Empowered Com...
- 'Conflict of interest' in CEC may compromise FCAA cases: Retired bureaucrats write to CJISixty former civil servants have raised concerns about the Central Empowered Committee. They allege a conflict of interest could affect cas...
- Matter of timeThe concept of time is artificial, merely a tool to measure ongoing changes. Events around us create the perception of time. Whether studie...
- Uttarakhand deploys AI for forest management, says results are encouragingFor every forest division, a working plan is prepared for a period of 10 years after a very comprehensive ground exercise in which all the ...
- Earthworms could threaten biodiversity: StudyThe analysis uncovered a correlation between the number of earthworms and the abundance and diversity of certain understory species.
- Climate change may lead to spread of malaria, crop loss: GovtThe study titled 'Climate change and India: a 4x4 assessment - a sectoral and regional analysis for 2030s' was published in 2010 by the Min...
- How forest ecosystems adapt to more carbon dioxide in the atmosphereA study from researchers in KIT has revealed that while carbon dioxide concentration in the atmosphere increases, forests enhance their wat...
- None to protect tribal rights in panel on forest resourcesMinistries of environment and forests and tribal affairs have jointly set up a 10-member committee to study and assess the impact of Forest...
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