Find out the latest in forest news in this week’s Forest Digest!

• Scientists have discovered the tallest tropical tree in the world — ScienceAlert.com
  Measuring a towering 309 feet tall, the tallest tropical tree in the world has been discovered and documented by researchers, who found the giant in a forest in Borneo.
• Climate, and the Dividing Line Between Forest and Tundra — National Geographic
  Scientists are studying an 8,300-mile treeline stretch in Alaska to understand what allows trees to survive or not in this borderline environment, beyond which the climate is too harsh for trees to grow.
• Destruction of kelp forests by tropical fish shows impact of ocean temperature rises — The Guardian
  Even underwater forests are being threatened by climate change! A recent study reveals that a slight increase in ocean temperatures is drawing herbivorous fish in vast quantities, and it’s destroying kelp forests.
• Avocados Imperil Monarch Butterflies’ Winter Home in Mexico — New York Times
  Due to increasing demand for avocados, Mexican farmers are replacing vital forest habitat, that are home to monarch butterflies in the winter, with more lucrative “forests.”