Climate warming challenges our approach to building systems of protected areas because it is likely to drive accelerating shifts in species distributions, and the projections of those future species distributions are uncertain.
WASHINGTON — The fragile bipartisan consensus that nuclear power offers a big piece of the answer to America's energy and global warming challenges may have evaporated as quickly as confidence in Japan's crippled nuclear reactors.
That is good, some say, unless it wrongly convinces people that the country has met all its energy and global warming challenges and that more painful steps are not necessary.
Last week, Condoleezza Rice, President Bush's national security adviser, defended the administration's reexamination of evidence of global warming, challenging critics to find another instance when most of a cabinet sat "week after week after week" through briefings by scientists on such a complicated topic.
Enteric methane production from ruminants contributes to current global warming challenges faced by mankind.
Wine reveals how a warming world challenges us to find new, more benign production methods and also to rethink our consumption habits.
Nevertheless, a small cadre of researchers has not given up, warming to the challenge in part by taking cues from nature.
The nature of the global warming public engagement challenge – i.e., the need to build public understanding and support for appropriate public policies, and to change the behavior of large numbers of people – necessitated that we adapt and extend previously used segmentation methods.
Even as he has catapulted across the regions and threatened a somnolent Long Island Power Authority with extinction if it does not restore electricity service faster, he has spoken of the global-warming challenge.
If Republicans want to use an open forum to debunk human-induced global warming and challenge the legitimacy and wisdom of the executive branch to regulate greenhouse gases, go right ahead.
