The oceans are huge carbon sinks for the world. Fish and whales comprise only a tiny part of their overall biomass. Nevertheless, studies have shown that fishing and whaling by humans have altered the ocean’s carbon storage and sequestration capabilities by causing a change in the food chain, or a trophic cascade. As naturalist and
At about 1:15 Saturday morning, a 72-freightcar train carrying crude oil from North Dakota’s Bakken shale development, bound for Irving Oil’s plant in Saint John, New Brunswick, slipped its brakes in the eastern Quebec town of Nantes. The train’s only human passenger — the engineer — had checked into a nearby hotel. Driverless and continually
If many of these plankton blooms are trending earlier each year, then the seasonal return/growth of the fish population in these areas is gradually becoming “out of sync” with the primary producers in this region. This may mean insufficient food supply to maintain robust fish populations.