In June, 15 German estates presented their plans to protect their gardens against the impact of climate change. At Muskauer Park, the groundskeepers are betting on a traditional method known as "natural regeneration" to increase the tree-count. Further south, at Nymphenburg Palace in Munich, the park's gardeners are trying to manage their streams differently, to "generate a system as stable as possible, one that's better able to cope with heat and water scarcity." IMAGES AND SOUNDBITES ARRANGED IN SEQUENCES