Wildfire near Yosemite sparks 13,000 evacuation orders
Californian authorities said Tuesday they have issued more than 13,000 evacuation orders near Yosemite National Park due to a wildfire encroaching on the US tourist attraction.
Trees and shrubs invading critical grasslands, diminish cattle production
Half of the Earth's land mass is made up of rangelands, which include grasslands and savannas, yet they are being transformed at an alarming rate. Woody plants, such as trees and shrubs, are moving in and ...
Arnhem plants the world's first 'urban climate tree'
Arnhem has planted the world's first ever stadsklimaatboom ('urban climate tree') in the Sonsbeekkwartier. This district is experiencing serious heat problems, which are known as the 'urban heat island effect'. ...
Worm-like creature with legs and spikes finds its place in the evolutionary tree of life
One of the most bizarre-looking fossils ever found - a worm-like creature with legs, spikes and a head difficult to distinguish from its tail – has found its place in the evolutionary Tree of Life, definitively ...
New analysis links tree height to climate
What limits the height of trees? Is it the fraction of their photosynthetic energy they devote to productive new leaves? Or is it their ability to hoist water hundreds of feet into the air, supplying the ...
South-west diversity still a mystery but comparison lends clues
A WA botanist says detailed fossil records and the development of phylogenetic trees could help experts understand why flora in Australia's south-west is so diverse in comparison to the south-east.
Walnut tree disease spreads to northeastern Colorado
Thousand cankers disease, a relatively new disease to Colorado that is lethal to infested black walnut trees, has now arrived in the northeast plains. The disease was confirmed in Fort Morgan through cooperative efforts of ...
Making cashews safer for those with allergies
For the millions of adults and children in the U.S. who have to shun nuts to avoid an allergic reaction, help could be on the way. Scientists are now developing a method to process cashews—and potentially other nuts—that ...
Ladderless peach and nectarine orchards explored
Can shorter peach and nectarine trees reduce labor costs without sacrificing fruit quality and yield?
Drought could reverse drop in Nevada tree beetles
Scientists say there's been a significant reduction in the amount of Nevada forest under assault from bark beetles and similar bugs, but they fear lingering drought will further weaken trees and make them more susceptible ...
Fowl play: Neanderthals were first bird eaters (Update)
Neanderthals may have caught, butchered and cooked wild pigeons long before modern humans became regular consumers of bird meat, a study revealed on Thursday.
We mustn't waste water while taking action on climate change
Should we pick and choose our climate strategies based on how water-wise they are?
Stalactites, tree rings considered for climate clues
A local water expert says more work needs to be done to understand the state's past atmospheric conditions to determine how climate change will affect water resources.
Re-distribution of major tree species in British forests should begin soon
Scientists at the University of Twente and at Forest Research, the research agency of the British Forestry Commission, used the UK Climate Projections 2009 data in models to show reduction in forest production by up to 42% ...