Earth's biodiversity and human societies face pollution, overconsumption of natural
resources, urbanization, demographic shifts, social and economic inequalities, and habitat …

The global sediment cycle is a fundamental feature of the Earth system, balancing
competing factors such as orogeny, physical–chemical erosion and human action. In this …

Rivers support indispensable ecological functions and human health and infrastructure. Yet
limited river sampling hinders our understanding of consequential changes to river systems …

Disastrous floods have caused millions of fatalities in the twentieth century, tens of billions of
dollars of direct economic loss each year and serious disruption to global trade. In this …

Water pollution is a major environmental problem worldwide, especially in developing
countries. China's environmental protection strategies have been pushed to the highest …

Rivers originating in High Mountain Asia are crucial lifelines for one-third of the world's
population. These fragile headwaters are now experiencing amplified climate change …

Global warming-induced melting and thawing of the cryosphere are severely altering the
volume and timing of water supplied from High Mountain Asia, adversely affecting …

Rapid atmospheric warming since the mid-twentieth century has increased temperature-
dependent erosion and sediment-transport processes in cold environments, affecting food …

Society has become increasingly reliant on plastics since commercial production began in
about 1950. Their versatility, stability, light weight, and low production costs have fueled …

Abstract Microplastics (< 5 mm) have become an environmental hazard to natural
ecosystems and humanity due to their ubiquitous presence in the environment, and possess …