Fundamental questions remain about what factors limit tree growth. A new study may hold answers.
photosynthesis
What we’re still learning about how trees grow
A forest ‘glow’
Researchers use fluorescence as a proxy to track photosynthesis in evergreen forests.
Reversing Photosynthesis
U artist borrows from nature to create award-winning photographs using no direct light. See his work at the Phillips Gallery in Salt Lake City until April 13.