Posts Tagged ‘agriculture’
Assessing Agricultural Drought in the Anthropocene: A Modified Palmer Drought Severity Index
By Mingzhi Yang , Weihua Xiao * ,Yong Zhao * ,Xudong Li, Fan Lu,Chuiyu Lu and Yan Chen | Drought Monitoring, Forecasting, and Risk Assessment Abstract In the current human-influenced era, drought is initiated by natural and human drivers, and human activities are as integral to drought as meteorological factors. In large irrigated agricultural regions with high levels of human intervention, where the natural farmland soil moisture…
Read MoreThe Earliest Evidence of Human Impact on Earth’s Geology Has Been Found in The Dead Sea
By Bec Crew | Science Alert Scientists have uncovered the earliest hints of human-caused changes in Earth’s geological processes, and they suggest that we’ve been impacting the planet’s climate and ecosystems for up to 11,500 years. Based on core samples dug up from the Dead Sea, erosion rates in the area were completely incompatible with what…
Read MoreUN: Global agriculture needs a ‘profound transformation’ to fight climate change and protect food security
By Chelsea Harvey | The Washington Post Climate change has already begun to affect the world’s food production, a new report from the United Nations warns — and unless significant action is taken, it could put millions more people at risk of hunger and poverty in the next few decades. It’s a message that’s been emphasized over and over…
Read MoreThe Anthropocene is Functionally and Stratigraphically Distinct From the Holocene
Science Magazine Vol. 351, Issue 6269 | January 8, 2016 Humans are altering the planet, including long-term global geologic processes, at an increasing rate. Any formal recognition of an Anthropocene epoch in the geological time scale hinges on whether humans have changed the Earth system sufficiently to produce a stratigraphic signature in sediments and ice that…
Read More