From above I saw them: Two little girls, about 7 years old, lying on the tundra, talking. One on her belly, the other on her back. The sun was out. There was a breeze strong enough to keep the ...

Arctic, Antarctic, and Alpine Research, Vol. 49, No. 3 (August 2017), pp. 341-358 (18 pages) Stable hydrogen and oxygen isotope ratios (δD and δ¹⁸O) of archived plant tissues can be used in ...

Shrub expansion has occurred across much of the arctic tundra over the past century. Increasing dominance of woody vegetation is expected to have global influences on climate patterns and lead to ...