Nature restoration is essential to tackle the loss of biodiversity and to adapt and mitigate the effects of climate change. Recently the United Nations declared 2021 - 2030 the decade for the Restoration of Ecosystems. while the European Union 2030 Biodiversity Strategy includes restoration as a core pillar. Rivers and streams are a key component of ecosystems. https://www.fitnessgravesyardes.shop/product-category/crank-left/