Examlex
List the chalcogens in order of increasing electronegativity.
Permafrost
A layer of soil or rock below the Earth's surface that remains frozen throughout the year.
Species Richness
The number of different species represented in a given ecological community, landscape, or region.
Evergreen Shrubs
Shrubs that retain their leaves throughout the year and do not shed them seasonally.
Scrub Oak
A type of small, shrubby oak tree adapted to grow in dry, sandy, or rocky soils, often found in scrublands or pine barrens.
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