Water has been integral to Dutch life, long seen as an ally. Now it is becoming their greatest threat. Anne Quéméré explores the major floods that struck the Netherlands and meets those committed to combating the relentless rise in water levels.

Climate change poses major ecological challenges for several countries that are particularly affected by the new extreme phenomena.

Climate change poses major ecological challenges for several countries that are particularly affected by the new extreme phenomena.

Climate change poses major ecological challenges for several countries that are particularly affected by the new extreme phenomena.