资讯
3 天
Smithsonian Magazine on MSNTree Rings Bear Witness to Illegal Gold Mining Operations in the Amazon, New Study FindsMercury concentrations in fig trees could provide useful information about mining activity in the rainforest over time ...
Pará is Brazil’s biggest grower of cacao, which grows in the shade of native trees ... to luxury cruises down the Amazon—to lure high-paying visitors to the forest with minimum impact.
Brazilian researchers are using laser technology to unearth a lost Portuguese colony and challenge long-held beliefs about ...
Mercury pollution accumulated in trees could offer a new way to keep tabs on destructive gold mining operations in the Amazon ...
Researchers believe they have identified a network of spies to help combat illegal gold mining operations in the Amazon ...
4 天
Mongabay News on MSNIllegal gold mining creeps within a kilometer of Amazon’s second-tallest treeIllegal gold miners have been moving into Amapá in the wake of federal raids on mining hotspots in other parts of the ...
A new four-lane highway cutting through tens of thousands of acres of protected Amazon rainforest is being built for the ...
Mercury pollution in the Amazon is caused by gold mining. Discover how tree core samples identify the concentration and ...
For hundreds of years, the Amazon has been exploited for its gold. Today, the precious metal is just as sought after, but the ...
A recent amendment to Peru’s Forestry and Wildlife Law is drawing fierce backlash from environmental groups and Indigenous ...
The large leaves of the aguaje, a tropical palm tree that grows in the peatlands and other seasonal wetland areas in tropical ...
The Atlantic Forest, second in biodiversity only to the Amazon, with nearly as many tree ... placing the seedlings roughly ten feet apart, 2,000 trees per hectare. Fig species, long-leafed ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果