Global human population has been expanding exponentially, from 2.5 billion in 1950 to ~6 billion in 2000, and is likely to reach 10 billion by 2050, and thus the demand for natural resources is significantly increasing. It has resulted in rapid, extensive and persistent changes in earth ecosystems, more in the past 50 years than at any time in human history.
BHUBANESWAR: As Orissa gears up for Olive Ridley turtles to mate and nest this season, the spate of missile testings by the DRDO has the Wildlife Wing watching it very closely.
The Defence Research and Development Organisation (DRDO) conducted tests in the recent past and going by its schedule, it is slated for more in the next three months.
New information on how plants breathe may help scientists engineer plants that require less water, according to a report published this month in Nature Cell Biology.
Paris: Land ecosystems will have to move hundreds of metres each year in order to cope with global warming, according to a letter published in the journal Nature.
