Methane is an important, and often forgotten, greenhouse gas. It comes from a variety of sources including wetlands, rice paddies, and natural gas operations. This article explores methane’s role in our changing climate and investigates some natural and anthropogenic sources.
We eat oily fish to get the health benefits of omega-3 fatty acids. However, the level of omega-3s in farmed salmon is changing. How does this stack up to wild-caught salmon? Read more to find out!