Freshwater availability is changing worldwide. Here we quantify 34 trends in terrestrial water
storage observed by the Gravity Recovery and Climate Experiment (GRACE) satellites …

Drought is a complex and multivariate phenomenon influenced by diverse physical and
biological processes. Such complexity precludes simplistic explanations of cause and effect …

Historical variations in precipitation, as observed from both instrumental and proxy records,
establish the context around which future projected changes can be interpreted, because it …

Abstract Between 2000 and 2014, annual Colorado River flows averaged 19% below the
1906–1999 average, the worst 15‐year drought on record. At least one‐sixth to one‐half …

California's 5-year drought has ended, even as its aftermath lingers. From 2012–2016 much
or all of California was under severe drought conditions, with greatly diminished …

Snow plays a fundamental role in global water resources, climate, and biogeochemical
processes; however, no global snow drought assessments currently exist. Changes in the …

Understanding the spatiotemporal characteristics of land use, ecosystem services, and their
relationship provides a basis for the sustainable development of ecosystems. However, the …

Snow cover in high-latitude and high-altitude regions has strong effects on the Earth's
climate, environmental processes and socio-economic activities. Over the last 50 years, the …

Earth system models and various climate proxy sources indicate global warming is
unprecedented during at least the Common Era. However, tree-ring proxies often estimate …

The increasing prevalence of low snow conditions in a warming climate has attracted
substantial attention in recent years, but a focus exclusively on low snow leaves high snow …