3 July 2015 (Desdemona Despair) – Will world agriculture be able to support a human population of 12 billion people in the year 2100? The answer largely turns on how much land is available for growing crops. Unfortunately, the world’s arable land area is declining at an enormous rate. The UN Convention to Combat Desertification […]
13 June 2015 (Desdemona Despair) – Data show that growth of human carbon emissions in the modern era is pretty close to exponential (cf. “Graph of the Day: Global carbon emissions from fossil fuels, 1751-2013”). But what about carbon emissions per person? The Carbon Dioxide Information Analysis Center (CDIAC) maintains a database of fossil-fuel CO2 […]
20 November 2011 (Desdemona Despair) – Here’s Desdemona giving a presentation on the accelerating destruction of the oceans by various human activities. It’s basically Graph of the Day with narration. Download the slide deck: http://www.leftopia.com/presentations/State_Of_The_Oceans_2011.pdf http://www.leftopia.com/presentations/State_Of_The_Oceans_2011.pptx State of the Oceans 2011 Technorati Tags: ocean acidification,global warming,climate change,phenology,overfishing,ocean overexploitation,fish decline,mass extinction,extinction,coral,habitat loss,ecosystem disruption,dead zone,ocean anoxia,phosphorus,nitrogen,carbon,carbon dioxide,overpopulation,doom
