On the other hand, the first sampling site with little human activity should have had a higher biodiversity level. (scientificamerican.com)
Ten minutes later, with sweat pouring down the backs of our necks, we arrive at our first sampling site. (newscientist.com)
The relevance is unclear, to say the least, since the discussion concerns varying climatic conditions at that affect tree ring growth at different sampling sites. (deepclimate.org)