What happens when cyclones hit mangroves? What happens when there are repeated impacts? Ken Krauss and Michael Osland have been looking at the scientific research to find out.
Striga is a parastic plant that lurks beneath the soil waiting to strike another plant root. Strangely it might be more effective to control the weed by making it germinate, than try to keep it dormant.
Botanists have tried to understand the conditions that led to the evolution of the first flowers by reconstructing the niches from which the earliest flowering plants diverged.