Dryland productivity under a changing climate

L Wang, W Jiao, N MacBean, MC Rulli… - Nature Climate …, 2022 - nature.com
Understanding dryland dynamics is essential to predict future climate trajectories. However,
there remains large uncertainty on the extent to which drylands are expanding or greening …

Shifting seasonal patterns of water availability: ecosystem responses to an unappreciated dimension of climate change

OL Hajek, AK Knapp - New Phytologist, 2022 - Wiley Online Library
Seasonal patterns of water availability can differ dramatically among ecosystems, with well‐
known consequences for ecosystem structure and functioning. Less appreciated is that …

Reintroducing bison results in long-running and resilient increases in grassland diversity

Z Ratajczak, SL Collins, JM Blair… - Proceedings of the …, 2022 - National Acad Sciences
The widespread extirpation of megafauna may have destabilized ecosystems and altered
biodiversity globally. Most megafauna extinctions occurred before the modern record …

Is a drought a drought in grasslands? Productivity responses to different types of drought

CJW Carroll, IJ Slette, RJ Griffin-Nolan, LE Baur… - Oecologia, 2021 - Springer
Drought, defined as a marked deficiency of precipitation relative to normal, occurs as
periods of below-average precipitation or complete failure of precipitation inputs, and can be …

Precipitation–productivity relationships and the duration of precipitation anomalies: an underappreciated dimension of climate change

AJ Felton, AK Knapp, MD Smith - Global Change Biology, 2021 - Wiley Online Library
In terrestrial ecosystems, climate change forecasts of increased frequencies and magnitudes
of wet and dry precipitation anomalies are expected to shift precipitation–net primary …

Drought resistance and resilience: The role of soil moisture–plant interactions and legacies in a dryland ecosystem

DL Hoover, AA Pfennigwerth… - Journal of Ecology, 2021 - Wiley Online Library
In many regions of the world, climate change is projected to reduce water availability
through changes in the hydrological cycle, including more frequent and intense droughts, as …

Field experiments have enhanced our understanding of drought impacts on terrestrial ecosystems—But where do we go from here?

AK Knapp, KV Condon, CC Folks… - Functional …, 2024 - Wiley Online Library
We review results from field experiments that simulate drought, an ecologically impactful
global change threat that is predicted to increase in magnitude, extent, duration and …

Plant traits and soil fertility mediate productivity losses under extreme drought in C3 grasslands

W Luo, RJ Griffin‐Nolan, W Ma, B Liu, X Zuo, C Xu… - Ecology, 2021 - Wiley Online Library
Extreme drought decreases aboveground net primary production (ANPP) in most
grasslands, but the magnitude of ANPP reductions varies especially in C3‐dominated …

Land use modulates resistance of grasslands against future climate and inter‐annual climate variability in a large field experiment

L Korell, M Andrzejak, S Berger, W Durka… - Global Change …, 2024 - Wiley Online Library
Climate and land‐use change are key drivers of global change. Full‐factorial field
experiments in which both drivers are manipulated are essential to understand and predict …

Advanced precipitation peak offsets middle growing‐season drought in impacting grassland C sink

J Ru, S Wan, J Xia, S Niu, D Hui, J Song… - New …, 2024 - Wiley Online Library
Redistribution of precipitation across seasons is a widespread phenomenon affecting
dryland ecosystems globally. However, the impacts of shifting seasonal precipitation …