Global stock markets fell in a broad-based decline as crude oil prices sank to their lowest level in more than two decades on heightened supply concerns.
The S&P/TSX composite index closed down 448.22 points or 3.1% at 13,940.06.
In New York, the Dow Jones industrial average was down 631.56 points at 23,018.88. The S&P 500 index was down 86.60 points at 2,736.56, while the Nasdaq composite was down 297.50 points at 8,263.23.
The Canadian dollar traded for US70.41¢, compared with an average of US70.99¢ on Monday.
The May oil contract was back in positive territory at US$10.01 per barrel after going negative on Monday, but the more heavily traded June crude contract was down US$8.86 at US$11.57 per barrel. The May natural gas contract was down 10.3 cents at US$1.82 mmBTU.
The June gold contract was down US$23.40 at US$1,687.80 an ounce and the May copper contract was down nearly nine cents at US$2.23 a pound.