People around the world can now keep tabs on countries’ promises and proposals on combating climate change, thanks to a new online tool launched today by the United Nations Environment Programme (UNEP). The Climate Pledge Tracker was launched today in Copenhagen, Denmark, where nations are currently meeting with the aim of agreeing on an ambitious new agreement. The new programme will be updated as new proposals are made in the...

Paul A. Samuelson, the first American Nobel laureate in economics and the foremost academic economist of the 20th century, died Sunday at his home in Belmont, Mass. He was 94. His death was announced by the Massachusetts Institute of Technology, which Samuelson helped build into one of the world’s great centres of graduate education in economics. In receiving the Nobel Prize in 1970, Samuelson was credited with transforming his discipline from...

Introduction The phenomenon of disability is one of the pressing problems in the world. According to the projections of international agencies, about 10 per cent of the population are affected with physical, mental, sensory and other forms of impairments and around 75 per cent of the disabled population are concentrated in the rural and inaccessible areas of the developing societies. This data is based on recent studies carried out in various...

Governments and people have to make choices about accepting new scientific developments into their daily lives. Many attribute high levels of objectivity and integrity to scientists, which is not true of many of them. Scientists have been known to manipulate results to their advantage. Scientific issues are often complex, there are differing views among scientists and the layman finds it difficult to decide which scientific course is harmful or beneficial....

In energy infrastructure alone, the transformational ambitions the Copenhagen meet is expected to set will cost more than $10 trillion in additional investment.  If negotiators reach an accord at the climate talks in Copenhagen it will entail profound shifts in energy production, dislocations in how and where people live, sweeping changes in agriculture and forestry and the creation of complex new markets in global warming pollution credits. So what is...