What is the basis of the mitigation measures in the assessment reports of the UN Intergovernmental Panel on Climate Change? What are integrated assessment models? Are these models governed by the principle of justice? Story so far: In a study published on March 4, researchers analyzed more than 500 future emissions scenarios that UN Intergovernmental Panel on Climate Change (IPCC) evaluated in his latest reports. These scenarios relate to mitigation measures such as reducing carbon dioxide emissions from burning fossil fuels and increasing carbon sequestration through forestry. It found that in all 556 scenarios, disparities in income, energy consumption and emissions between developed and developing countries are projected to continue until 2050. (More on www.thehindu.com)