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A subdivision of a region, especially an ecological region.

sub′re′gion·al adj.


(Environmental Science) a subdivision of a region, esp a zoogeographical or ecological region
subˈregional adj
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References in periodicals archive ?
South Asia will remain the fastest growing of all subregions in Asia and the Pacific, despite a downward revision from previous projections from 6.
Together we will discover the world of programming - trainings for teachers and students from the rzeszw and nowy sacz subregions.
By region, Asia and the Pacific recorded the highest increase in international arrivals at 9 percent, with all Asian subregions enjoying growth of at least 7 percent.
The main objectives of this study are to (1) divide the whole WRB into several homogenous subregions, which are appropriate for the regional frequency analysis; (2) analyze the spatial variations of extreme dry spell and estimate the potential risk of the region which will be more prone to prolonged dry spells; (3) reveal the spatial variation of quantiles of AMDSL by the regional frequency method via L-moments method; (4) study the relationship between El Nino-Southern Oscillation (ENSO) events and extreme dry spells in the WRB using the cross wavelet analysis method.
Finally, he argues that because Northern Ontario is not one homogenous region, the partnership agreements should focus on supporting five regional economic zones or subregions.
The IPC report contains estimates of 2013 PCB production value by 10 product categories and by 31 countries or subregions.
All four subregions benefited, with North America, boosted by Mexico, Central and South America all increasing by 6%, and the Caribbean by 5%.
The primary outcome was the inhibition of worsening cartilage damage in both knees, as assessed using detailed MRI examination of 14 articular subregions in each joint.
In Africa, substantial increases occurred in the Eastern (21 percentage points), Southern (16 points), and Northern (16 points) subregions, but gains were smaller (7-8 points) in Middle and Western Africa, the two subregions where prevalence had been lowest in 1990.
Subdivided into m' number of homogenous subregions, the contrast factor of an inhomogeneous region is defined as a q x q block diagonal matrix as follows,
They estimated the daily burden of mortality in World Health Organization (WHO) subregions classified as sporadically impacted, using concentration-response coefficients for the association between short-term elevations in P[M.