Do you know your state tree?

Stacker compiled a list of each state’s official state tree and researched the history and cultural ties of each one to help our readers quiz themselves.

American plants that have gone extinct

The world is facing an extinction crisis, and it has ramifications for our backyards. Stacker used a database of extinct plants published in Nature this past June (Humphreys et al. 2019) to develop a list of 21 plants that were lost to science here in America.

States with the fastest growing clean energy production

While other countries are adopting carbon taxes and building fleets of electric buses, the U.S. is mired in political turmoil and led by a president who denies the urgent reality of climate change. For now, most clean energy developments happen on the state and local level.