In North America, climate change is causing spring to arrive an average of 0.4 days earlier each year; some species could be unable to keep pace with the changes.
Research determined that grass with narrow leaves and high numbers of veins should be better able to withstand the drier conditions expected in the future.
Despite the return of traffic, record-high summer heat waves and apocalyptic wildfires, the early months of spring 2020 offered a glimpse of what is possible.