The construction of logging roads in the region has doubled over the past 15 years, and researchers warn that this increase could have serious environmental ramifications.
Forest soils recover from disturbances slowly over many years—up to 80 years following a wildfire and as many as 30 years after logging, much longer than previously thought.
A massive nature preserve exists inside one of the world's largest megacities, and it's continued existence is vital to the urban area's water supplies and ecosystems.