Climate change and overfishing have destroyed livelihoods, so many locals have been forced into the forest.
Highly prized and extremely rare, it's hard to tell if you've stumbled on this piece of sperm whale 'product'.
Lions and leopards seem to prefer cattle belonging to farmers who treat their workers badly. Don't blame the animals – this is a human problem.
People who watch a lot of TV consume a disproportionate amount of electricity so we should tailor energy efficiency incentive programs to these and other big energy users.
Extracting energy from warm waste water is an easy way to live more sustainably.
The Paris Agreement marks an important step towards climate change mitigation – one in which developed and developing countries alike take action.
Growing population, growing demand for food, climate change: Australia's rural lands are facing a number of pressures. So how can we sustainably use them in the future?
A moratorium on wind turbines until we know they're safe sounds like a good idea, but it's likely that those calling for a ban will never be satisfied with the evidence.
This low-cost way of monitoring air quality is appealing, but there needs to be acknowledgement of their weaknesses as well as strengths.
Revealed: the secrets of one of nature's great digestive mysteries.