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This Perspective discusses developments in LED-based solid-state lighting for physiological and agricultural applications, and the anticipated benefits in terms of health and productivity.
The phenomenon of ultralow friction between sliding incommensurate crystal surfaces—structural superlubricity—is examined, and the challenges and opportunities involved in its extension to the macroscale are assessed.
China has addressed widespread rural poverty and environmental degradation head-on via unprecedented investment in sixteen large-scale sustainability programmes.
The future of Antarctica and the Southern Ocean by 2070 is described under two scenarios, one in which action is taken to limit greenhouse gas emissions, and one in which no action is taken.
Insights into windows of opportunity that will have strong positive impacts on the trajectories of health, education, social and economic success of adolescents are reviewed.
The recognition of adolescence as a distinctive period for biological embedding of culture, and mass education, are features of the globalization of cultures that are driven by transformations in labour, livelihood and lifestyle.