And, the rapid evolution of road bike wheels in recent years means that choosing the right wheels has gotten even more confusing than it used to be. Carbon, aluminum, disc brake, rim brake, rim depth, ...
Carbon dioxide sinks Since 1750, continuously increasing anthropogenic CO 2 emissions and land-use change have perturbed the natural carbon cycle. Of the 9.1 Pg C yr −1 (1 Pg C = 1 petagram or ...