Does summer warming reduce black spruce productivity in interior Alaska?

Autumn warming reduces the CO2sink of a black spruce forest in interior Alaska based on a nine-year eddy covariance measurement

(2013) Masahito Ueyama et al.   GLOBAL CHANGE BIOLOGY

Variations in fraction of absorbed photosynthetically active radiation and comparisons with MODIS data in burned black spruce forests of interior Alaska

(2013) Hiroki Iwata et al.   Polar Science

Characteristics of evapotranspiration from a permafrost black spruce forest in interior Alaska

(2013) Taro Nakai et al.   Polar Science

Changes in forest productivity across Alaska consistent with biome shift

(2011) Pieter S. A. Beck et al.   ECOLOGY LETTERS

Is the northern high-latitude land-based CO2sink weakening?

(2011) D. J. Hayes et al.   GLOBAL BIOGEOCHEMICAL CYCLES

Drought-Induced Reduction in Global Terrestrial Net Primary Production from 2000 Through 2009

(2010) M. Zhao et al.   SCIENCE

Response of the carbon cycle in sub-arctic black spruce forests to climate change: Reduction of a carbon sink related to the sensitivity of heterotrophic respiration

(2008) Masahito Ueyama et al.   AGRICULTURAL AND FOREST METEOROLOGY

Changing climate sensitivity of black spruce (Picea mariana Mill.) in a peatland–forest landscape in Interior Alaska

(2008) Martin Wilmking et al.   DENDROCHRONOLOGIA