When burning occurs, it prevents competition among plant species from progressing to the point where some species exclude others, reducing the overall diversity of the ecosystem.
Most of this increase is occurring in less developed countries - where the number of older people will rise from 400 million in 2000 to 1.7 billion by 2050.
Right now, the notion that conventional computers and software are fundamentally incapable of matching the processes that take place in the brain remains controversial.
Although people with the syndrome have intelligible speech, their manner of speaking is altered in terms of timing and tongue placement, which may distort their pronunciation.
Following the explosion and fire on the rig, the blow-out preventer on the sea bed should have automatically sealed the well, but it failed, resulting in the massive oil spill.