In this sense, Gould (1990 , 2002 envisions the analog of "mutation pressure" at the species level as a cause of trends.
We have estimates of how relative age influences selection in youth stages of participation, elite amateur stages and the elite professional levels, but it is difficult to infer the cause of trends identified at elite professional levels without a better sense of relative age's influence throughout the process of athlete development.
These results indicated that the causes of trend of Ep rates, influenced by combined effects of radiative and aerodynamic variables should be explicitly explained using fully physically based Ep formulations.
Basis The specific underlying basis (or bases) for the cause(s) of trend dynamics.
Just as there are numerous complex and potentially interacting causes of trends, so too are there many reasons why trends may be limited in scope or duration.
Significant changes are reported in extreme rainfall characteristics over India in recent studies though there are disagreements on the spatial uniformity and causes of trends.
Worldwide, there has been a failure to adequately address the underlying environmental causes of trends in endocrine diseases and disorders.
It is with some weariness that I must point out, as I did in the article that started this fuss, that I accept that the long-term Arctic ice trend is down, that carbon dioxide of human origin is an important cause of this trend, and that, unchecked, it will lead eventually to ice-free Arctic summers – albeit perhaps not for decades.
What do you think is the cause of this trend?
The cause of the trend toward fewer work injuries remains something of a mystery.
It's simply not possible that gerrymandering was the sole cause of this trend.
