Australia, Environment
The road to sustainable tuna aquaculture
The road to sustainable tuna aquaculture Atlantic Bluefin Tuna is a much sought after delicacy. Due to huge fishing pressure, tuna stocks have decreased dramatically . There are now signs of recovery, according to the International Commission for the Conservation of Atlantic Tunas .
The case for low methane-emitting cattle
The case for low methane-emitting cattle You may think that climate change is being caused by burning oil, coal and gas. But not so fast! The emission of methane from cattle is a surprisingly important factor .