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We explore the role of agriculture in destabilizing the Earth system at the planetary scale, through examining nine planetary boundaries, or “safe limits”: land-system change, freshwater use, biogeochemical flows, biosphere integrity, climate change, ocean acidification, stratospheric ozone deple...


Campbell, Bruce M.Beare, Douglas J.Bennett, Elena M.Hall-Spencer, Jason M.Ingram, John S. I.Jaramillo, FernandoOrtiz, R.Ramankutty, NavinSayer, Jeffrey A.Shindell, Drew[Agriculture production as a major driver of the Earth system exceeding planetary boundaries]Agriculture production as a major driver of the Earth system exceeding planetary boundaries

Freshwater ecosystems are central to the global water cycle, in local generation of freshwater flows, and the healthy functioning and resilience of other ecosystems. Freshwater security depends on healthy ecosystems. Current human threats to freshwater ecosystems include rapid infrastructure deve...


Matthews, Nathaniel[People and fresh water ecosystems: pressures, responses and resilience]People and fresh water ecosystems: pressures, responses and resilience

Springs are the major source of freshwater in many small mountainous watersheds within the Himalayan region. In recent years, their flow rates have diminished, but the reasons for this are not self-evident, and hence this paper reviews the methods to investigate Himalayan springs. The review reve...


Chinnasamy, PennanPrathapar, Sanmugam A.[Methods to investigate the hydrology of the Himalayan springs: a review]Methods to investigate the hydrology of the Himalayan springs: a review

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