While its Latin American neighbors move forward with national climate laws, Argentina is backsliding on actions to tackle its greenhouse gas emissions as the country struggles to meet energy demand

Scientists from 15 countries are calling for a better political response to the provision of water and energy to meet the challenge of feeding a world of 9 billion people within 30 years.

With power in India shifting to the states due to an increasingly weak central government, secretary of state Hillary Clinton chose Kolkata as the first stop of her India tour to advance US foreign

Washington, 8 May: India’s population aged 50 and above is expected to double by 2050 when nearly one-third of its total population would fall in this age group, according to a US census.

Washington India's population aged 50 and over is expected to double by 2050 when nearly one-third of its total population would fall in this age group, according to a US census.

As per 2010 census, 19,18,53,000 people in India were of 50 years and above, which made about 16.4 per cent of the total population. According to the US Census Bureau, this is projected to increase to 20 per cent (26,49,13,000) in 2020 and 24.3 per cent (35,55,96,000) in 2030; 28.5 per cent (44,82,23,000) in 2040 and 32.6 per cent (54,04,24,000) in 2050.

A magnitude 6.3 earthquake struck off the coast of southwest Mexico near the Guatemalan border on Tuesday, the U.S. Geological Survey said.

Mexico's Senate on Thursday passed a climate change bill aimed at encouraging a voluntary carbon emissions trading market, clearing the way for President Felipe Calderon to sign it, as expected, in