Schema: 08.30-09.05 Elin Lindén. A trait-based understanding of plant-herbivore interactions in the Arctic 09.05-09.40 Sofia Ninnes. Long-term environmental change in upland lakes 09.40-10.10 Coffee 10.10-10.45 Isolde Puts. Effects of global change on basal production in lakes 10.45-11.20 Hendricus Verheijen. Northern lake CO2 emissions - Sources and drivers 11.20-11.55 Sven Norman. Management of northern fish populations