The demonstration that many PCBs block SXR in humans rather than activate it--as previously thought, based on animal models--challenges the assumption that animal models extrapolate
The heart of the forecasting problem is that most forecasters merely extrapolate
forward from experience of the recent past, where, in the real world, life itself tends to run in cycles.
Cole and Arundel reasoned that if they could determine an ancient temperature within the canyon, they could extrapolate
to the temperature at the rim and in the surrounding area.
Thus, it is critical to improve animal models of thyroid disruption as well as advance our ability to extrapolate
animal data to human risk.
"There's a lot of useful work that went into that effort that we can use and extrapolate
from," he said.
Then, they extrapolate
the data to a larger simulation comprising hundreds of thousands of atoms and then to millions of atoms or more.
To monitor urban air quality, environmental agencies typically measure pollutant concentrations in samples collected at centralized outdoor locations and extrapolate
individuals' average exposures from those measurements.
In the design of the Sacklet Galleries at the Royal Academy (AR December 1991), and more recently the Duisberg Masterplan, the practice has demonstrated an ability to grasp the essence of what exists and extrapolate
Steidel cautions that because today's telescopes can only detect the brightest distant galaxies, "it is hard to extrapolate
what [the new findings] mean about galaxy formation in general."
The researchers extrapolate
that across Indonesia, the 1997-1998 fires released a total of 0.81 to 2.57 billion tons of carbon into the air.