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Victoria Treadaway

Victoria Treadaway has written 2 posts for oceanbites
Figure 1: Cows are not the only source of methane! (Source: Jean-Luc Bailleul (own work), via Wikicommons)

More than cow burps: the many sources of methane

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.

Figure 1: A school of Atlantic Bluefin Tuna (Source: http://www.photolib.noaa.gov/htmls/fish2001.htm)

What can tuna tell us about mercury emissions?

North America’s mercury emissions have declined over the last two decades. Researchers have found a connection between the declining emissions and the mercury level in tuna. Read more to find out how they made this link and what it could mean for the future.

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