Detailed text transcripts for TV channel - DW - 20181126:08:55:00
Is a controversial one the douglas fir for example is considered an adequate substitute for the spruce but conservation groups say it reduces biodiversity and carries the risk of becoming invasive concerns that apply for all imported species. forest as stefan filthy guy is aware of that potential threat but the prospect of losing his forest to climate change is in his eyes a greater danger. if we keep an eye on survey results but regenerating the next generation is something that can't wait until the research is completed so we've planted species here that we assume will be climate compatible ...
Source: archive.org