CANADA'S OIL, GAS RESERVES SLID IN 1990
Canada's conventional oil reserves and natural gas reserves declined in 1990, Canadian Petroleum Association figures show. Crude oil reserves were estimated at 4.4 billion bbl, down 6.7% from yearend 1989. Gas reserves were 71.7 tcf, down less than 1%. Oil operators replaced only a combined 27% of 1990 production. No changes occurred in established reserves in nonproducing frontier fields.