Plant growth is also directly controlled by water, which is becoming more limited as regions like the subtropics become drier.
Which is becoming a problem.
"We are financing our growth entirely through foreign credit, which is becoming more expensive.
Even affluent countries must now conserve energy, which is becoming scarce and costly.
Greg Satell looks into the future of retail, which "is becoming much more daring".
Sometimes they put Lebanese calligraphy and poetry on to the bags, which is becoming very fashionable.
Contactless payment is now doing the same to cash, which is becoming less and less convenient.
Much of this pig-whistle politics, which is becoming more prevalent across western Europe, is opportunistic.
The other was the future of Zimbabwe, which is becoming unstable under President Robert Mugabe.
Most had diabetes or macular degeneration, which is becoming more common as the population ages.
The new attitude extends to business coverage, which is becoming noticeably more sympathetic to money.
