The Arctic climate is changing. Permafrost is warming, hydrological processes are changing
and biological and social systems are also evolving in response to these changing …

… views: specifically, soil C and nitrogen (N) pools, plant species, phylogenetic and functional
diversity of vegetation, the δ 13 C and δ 15 N of plants and soils, hydrography and sediment …

Despite a growing recognition that the solutions to current environmental problems will be
developed through collaborations between scientists and stakeholders, substantial …

Lakes and streams in the foothills near Tookik Lake, Alaska, at 68N have been studied
since 1975 to predict physical, chemical and biological impacts of future global change. …

… used to calculate potential net N mineralization (conversion of organic N to inorganic N)
and … of N 2 O in the presence of acetylene, which blocks the conversion of N 2 O to N 2 . Soil …

… Multivariate analyses are conducted on telephone survey responses from a geographically
stratified random sample of homeowners (n = 9,480), equally distributed across six US …

… West, or the warm South or the cold North. Results underscored that cultural services were of
utmost … more than those in the North, where low-maintenance yards were a greater priority. …

… In this study, our goals were to investigate how N deposition is influenced by urbanization.
To accomplish this, we measured atmospheric N inputs to watersheds with different land uses …

… = 25), and more than $150,000 (n = 19). Significant differences (Tukey HSD, p < 0.05) are
… homogenization may extend more broadly within the US as well as beyond North America. …

Urban ecosystems are widely hypothesized to be more ecologically homogeneous than
natural ecosystems. We argue that urban plant communities assemble from a complex mix of …