While carnivorous plants eat insects, they get most of their energy from photosynthesis, like other plants. New research investigates how carnivory affects photosynthesis.
Secondary growth of the roots of annual dicots has functional significance with regards to soil resource acquisition and transport, interactions with soil organisms and carbon sequestration.
A problem with growing biofuels is that they can take land needed for food. What happens when you start growing biofuels on marginal land where food crops are not possible?