en Cuevana 3. Intact ecosystems provide the best defense against climate change! The ecosystem of a small creek is complex and diverse – the shocking reality is that in Central Europe only one in a thousand is still intact, today. What happened to our streams and brooks? What does the future hold? The film ‘One in a Thousand’ portrays the diverse wildlife inside and alongside a stream, explains the importance of this habitat and identifies the sources of its destruction. A blue-chip wildlife film that carries an important message.