Plot: The Water Guardians is a nature and ecology documentary series addressing the global issue of water scarcity through stories of people who have been working to preserve or discover sources of water. From French Polynesia to the Rift Valley, via the Himalayas, the Maghreb, India and Latin America, The Water Guardians takes the audience through a highly optimistic journey to meet an engineer, a farmer, an agronomist, a mayor, entrepreneurs and members of NGOs…