Tree lines are moving both toward the poles and uphill, as they try to reach cooler temperatures. Flowers in Japan that have been blooming at precisely the same time for hundreds of years are suddenly off schedule by a full week. This week's guest, plant ecologist Inna Osmolovsky, explains how this and more are due to climate change. Plus, as Kovi and Benjamin are primarily space nerds, she easily blows their minds with all kinds of interesting plant facts!