Sentences with phrase «land ecosystems slows»

Not exact matches

Dryland ecosystems comprise a substantial proportion of total land cover and constitute a significant component of global biogeochemical cycles1, 6, yet owing to strong limitations by water and nutrients7, 8, undisturbed drylands are typically thought to maintain relatively low annual rates of ecosystem processes — such as plant photosynthesis5 (but see refs 9, 10)-- and to harbour biological communities that change composition on relatively slow timescales11.