Sentences with phrase «phenological observations»

Phenological observations were made on both public and private lands; permission was obtained for private land when necessary.

At present, there are few phenological observation sites in other suburbs of Beijing, and so the relative contribution to phenological advancement by natural climate warming and the UHI effect could not be distinguished clearly.

Not exact matches

Given the level of denialism in the face of glacial mass loss, plummeting Arctic summer ice cover, progressive collapse of ice shelves that have been stable for 6000 to 10000 years, northward, upward, and seasonally earlier movements of ecosystems and other phenological changes, increasing Greenland ice melt, and all the other direct observations of global warming, I think denialists will go to their graves believing it can't be happening.

Recorded observations show an increase in air temperature which is associated with an earlier onset of hop phenological phases and a shortening of the vegetation period.