Actualidad ASE

Land

Land

The explosive growth of guanacos in Santa Cruz raises desertification alarms

The guanaco population in Santa Cruz has grown from 600,000 in the 1990s to around 2 million today. Biologist Stuart Blake warns that this uncontrolled growth, driven by the lack of predators, the expansion of water sources and abandoned farms, could accelerate desertification of the Patagonian steppe and deepen the crisis in the sheep sector.

4 min
Land

Brazil's highland forest has been shaped by climate change and Indigenous people for 6,000 years

An international research team has revealed that the Araucaria forest on the southern Brazilian plateau, one of the world's most unique ecosystems, was shaped over the last 6,000 years by the interaction between climate change and the management practices of the Southern Jê Indigenous peoples. The study underscores the importance of integrating ancestral knowledge into current conservation strategies.

3 min