Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...
a Spatial pattern of tree numbers within a 0.01° grid. b Latitudinal distribution of tree density and total tree numbers, with shaded areas indicating the standard deviation of the estimated tree ...
Trees are the “lungs” of the Earth — leafy organisms that produce the oxygen we breathe in every day and cycle the carbon dioxide we breathe out. But despite trees’ vital importance to human survival, ...
a Spatial pattern of tree numbers within a 0.01° grid. b Latitudinal distribution of tree density and total tree numbers, with shaded areas indicating the standard deviation of the estimated tree ...