-The United Nations Africa and Asia together will account for 86 per cent of all growth in the world’s urban population over the next four decades, the United Nations said today, adding that this unprecedented increase will pose new challenges in terms of jobs, housing and infrastructure.   Africa’s urban population will increase from 414 million to over 1.2 billion by 2050 while that of Asia will soar from 1.9 billion to 3.3...

The northern region of Gujarat State in western India is semi-arid and prone to droughts, receiving almost all of its rain during the monsoon season between June and September. But for the past three decades, many crop and dairy farms have remained green—even during the dry season. That's because farmers have invested in wells and pumps, using massive amounts of electricity to extract water from deep aquifers. The government has artificially propped...

U.N. report says China, India together will account for about third of the increase in urban population in coming decades   India will witness the largest increase in urban population in the next four decades followed by China, a United Nations report has said. India will add another 497 million to its urban population between 2010 and 2050, while China will see 341 million people shifting into cities, followed by Nigeria (200 million),...

World Water Day is held annually on March 22 to focus attention on the importance of freshwater and advocate sustainable management of freshwater resources. Each year, the day highlights a specific aspect of freshwater and this year's campaign was on “Water and Food Security.” A large quantity of water, more than most people think, is used for producing the food we eat everyday. Water is a renewable and finite resource...

Now, a majority of India's elderly are women. The Registrar General of India's (RGI) latest data from the Sample Registration System (SRS), 2010, has confirmed feminization of India's elderly. The data sent to the Union health ministry on Saturday shows that the percentage of women in the age group of 60 years and above is higher in 17 out of the 20 large states. It is as high as nearly...