Word: charting
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Forest biologists already know that, all things being equal, trees grow more rapidly when they're young, then taper off as they mature, and that you can chart the standard curve of growth for a given forest type by looking at the kind of snapshots Parker and his colleagues used. It takes only a couple of years of measurements to figure out the overall growth curve. This study has been going on for 22 years, conducted largely by technicians and volunteers trained by the Smithsonian scientists. "We have a huge corps of volunteers," says Parker. "It's not rocket science...
...following text appears within a chart. Please see hardcopy or PDF for actual chart...
...following text appears within a chart. Please see hardcopy or PDF for actual chart...
...does the U.S. fare in HPI terms? Not so good. It sits pretty far down the list at 114. The U.K. is 74, behind Germany, Italy and France. Topping the chart is Costa Rica, which has long life expectancy, high life satisfaction, and a per capita ecological footprint one-fourth the size...
...University of Minnesota. "There have been questions that this is a made-up disorder and isn't a true brain disease, but it is." Just as importantly, he says, the magnetic-imaging biomarker shows changes over time in a brain's electrical activity, allowing mental-health workers to chart the effectiveness of various therapies. "It will be a tremendous tool in monitoring treatment," he says, "because these abnormal communication patterns will be normalized as the treatment works." (See pictures of an Army town coping with PTSD...