In New York, the Dow Jones industrial average had its worst day since 1987
The drop in North American stock markets came after markets in Asia and Europe also fell
Two consecutive quarters of negative growth is considered a recession
The drop in Toronto and on U.S. markets was large enough to trip circuit breakers that forced a pause in trading
The stock market plunged and shot back up within 48 hours
Stock markets nose-dived on Monday as crude oil prices sank to a four-year low
Our reactions to a forestry downturn reflect the past, not the present
