Biodiversity, which includes species, ecosystems, and ecological processes, is essential for the long-term maintenance of ecosystem services like photosynthesis, nutrient recycling, soil fertility, provision of fresh water, disaster prevention, and many others.

FORBES: Conservation International: Stemming the Tide of Environmental Crises, Part Five

Despite, his concerns, Mr Mittal said some countries were performing strongly in regard to their spending on infrastructure, covering everything from electricity generation and distribution, to road building and provision of fresh water.

BBC: Davos 2013: Africa must 'boost infrastructure spending'

In the pastoral sector, the services that the negdel provided for herders under socialism the regulation of access to pastures, the upkeep of wells for watering animals, the provision of winter hay, a collective truck for transport to fresh seasonal pastures, and much more collapsed, and little replaced them.

ECONOMIST: Nomadism in Mongolia