The Wall Street Journal is already doing so, of course, but with a different model than the Times: The Journal offers a certain amountof free content for sampling, and its articles are all indexed in Google.
After sampling waters from the Pacific, Atlantic and Indian oceans at all latitudes, they found that the amountof AAPB in the water is controlled mainly by the level of planktonic algae in the region, rather than by the amountof light.