Source: Slices of light/Flickr

The flow of carbon between the atmosphere, oceans, and land is known as the Carbon Cycle. The cycle is influenced by changes in carbon sources and sinks: fossil fuel burning; land use changes; plant respiration and photosynthesis; ocean uptake and release. Carbon sources and sinks can be quantified and monitored for long term trends from atmospheric measurements of carbon dioxide.

Dr. Debra Wunch, Assistant Professor at the University of Toronto’s School of the Environment & Department of Physics, presented the global and urban measurements of greenhouse gases at the October 5th SOCAAR Seminar.
Continue reading →