The idea of revisiting the biophysical limits of human life on planet Earth has gained
renewed momentum in the Anthropocene. The planetary boundaries (PBs) framework has …

China's food supply and demand have significant implications for both China's own national
food security and that of the world. This study reviews China's food security prospects and …

Inadequate water quality can mean that water is unsuitable for a variety of human uses, thus
exacerbating freshwater scarcity. Previous large-scale water scarcity assessments mostly …

Recent hydrological modelling and Earth observations, have located and quantified
alarming rates of groundwater depletion worldwide. This depletion is primarily due to water …

Agriculture affects climate change and contributes directly and indirectly to greenhouse gas
(GHG) emissions. However, no reports have fully quantified the GHG emissions from …

Rapid urbanization and population growth have increased the need for grain transportation
in China, as more grain is being consumed and croplands have been moved away from …

Irrigated agriculture has important implications for achieving the United Nations Sustainable
Development Goals. However, there is a lack of systematic and quantitative analyses of its …

Increased human water use combined with climate change have aggravated water scarcity
from the regional to global scales. However, the lack of spatially detailed datasets limits our …

The increasing global demand for farmland products is placing unprecedented pressure on
the global agricultural system and its water resources. Many regions of the world, that are …

Population and economic growth pose unique challenges in securing sufficient water,
energy, and food to meet demand at the sub-national (regional), national, and supra …