Word: using
(lookup in dictionary)
(lookup stats)
Dates: all
Sort By: most recent first
(reverse)
...method of cloud-seeding used by the Chinese involves dosing the atmosphere with silver iodide, a chemical solution either dropped from planes or shot up from the ground. (Other methods use salt or dry ice.) The silver iodide particles supercharge cloud formation, as they act as excellent condensation nuclei. Once clouds form, they also start a positive feedback effect. As droplets freeze and are added to the cloud, they release their heat, creating an updraft which draws additional moisture from the ground into the atmosphere...
...anesthetics are now under way among both young children and elderly patients. Wilder anticipates that "we are about five years away from getting to the bottom of this." If anesthetics do prove to be neurotoxic, it could be a regulatory and ethical nightmare to decide how best to continue using them. For Xie's part, he thinks researchers must come up with alternative drugs for vulnerable patients if such a scenario unfolds. "Science doesn't always tell us what we want to hear. If certain drugs are dangerous to use, then we should not use them," he says...
...This deal] is part of our broader efforts to be sustainable where we can and wherever possible to use renewable products to reduce our environmental impact,” said Mary H. Smith, an energy strategist at UOS. “We look at this as a long-term pricing strategy that is very competitive with other prices...
...different and important positions, left and right, people will try to manipulate the image of this triumph and use it for their own very perverse purposes,” Pastor says. “You can see it in the way people project to take the ‘selecionados,’ the heroes of the story, into their photo...
Citing data on the acidification of oceans, migrating climates in the United States, and skyrocketing levels of greenhouse gases in the atmosphere, Lehner said environmental lobbying groups, as well as universities such as Harvard, must use their institutional clout to get the American Clean Energy and Security Act of 2009 (ACES) passed by the U.S. Senate...