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global change

Sunday, October 19th, 2014

Stanford Students Create Interactive Tool that Tells the Story of Global Change

An innovative project led by Stanford students harnesses the power of first-person and local news stories – presented in an interactive online map – to help people grasp the science of global environmental impacts on their communities.

Tuesday, August 28th, 2012

Down to Earth: 32nd International Geographical Congress

The world of geography is coming together in the German city of Cologne (Köln) this year for the 32nd International Geographical Congress. The IGC is the quadrennial meeting of the International Geographical Union (IGU). In collaboration with the local organisers I have drawn two maps of where the more than 2,700 registered participants. The maps

Monday, August 13th, 2012

Geo-Wiki Project: A New Competition Has Started

Owing to the importance of global land cover in disciplines such as climate change, food security and land-use modelling, the creation of a global land cover calibration and validation dataset is essential. To help us achieve this goal, we have established a global sample of validation points which we want you to classify in this

Tuesday, July 31st, 2012

Huge Uncertainty in the Carbon Outcomes of Common Land-use Transitions

Land-use changes, including deforestation, are important sources of carbon emissions linked to global climate change. However, a new study challenges key policy assumptions. The study reports that it remains virtually impossible to anticipate how many common land-use transitions affect carbon stocks, based on existing data.  This includes agricultural shifts, suggesting that efforts to replace slash-and-burn