redwood branch aluminum foil treatment (IMAGE)
Caption
UC Davis researchers covered small redwood branches in aluminum foil for 20 minutes to impose darkness, removed the foil, then measured their responses to light to assess their capacity for photosynthesis. They learned the trees slow their metabolism during heat spikes.
Credit
Lily Klinek/UC Davis
Usage Restrictions
Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted.
License
CC BY-NC-ND