Scientists tally 70,000-plus tree species in the world
An Australian scientist has been part of a long and determined global effort to put a number on how many tree species the planet has.
natural resources
Avocado clonal trees to feed the masses
Avocado clonal trees are expected to hit mass production next year in Australia, one of 22 Australian projects to share $12 million in government funding.
Radioactive: the debate over nuclear waste
Australia's plan to deal with its radioactive waste is either the best or worst idea ever, depending on the perspective.