As a result of climate change, a third of the world's population is likely to be affected by dwindling water reserves. This will inevitably lead to growing tensions, both internationally and locally, and raises the issue of how the world's water resources are managed and used.

The capture and storage of water are an integral part of the development of human societies. The geoarchaeologist Louise Purdue studies the history of hydraulic systems, from simple wells to complex networks of canals and galleries. She tells CNRS News about how they have evolved in response to changing demographic and environmental conditions.

26 July is the international day for the conservation of mangroves. This atypical maritime forest, subject to the tides and trade winds, plays an essential role in the dynamics of tropical shores and provides unsuspected services to populations and the environment.The mangrove, a forest that grows in salt water