Some of these are addressed in the present issue: the geopolitics of peak oil (John Bellamy Foster), the production of biofuels as a
liquid fuel
alternative and its consequences (Fred Magdoff), the economics of climate change (Minqi Li), the science of climate change (John W. Farley), the ocean crisis (Brett Clark and Rebecca Clausen), the problem of
large dams (Rohan D'Souza), and the world water crisis (Maude Barlow).