"The depletion that has already occurred calls into question our earlier projections of future damage," he said.
Still, during the third quarter, sales were $6.5 billion, which was on the low end of the company's earlier projections.
The company said its operating profit would be 20 to 24 cents a share in the quarter, down 30 percent from earlier projections.
That's down from earlier projections of 13 percent growth for 2012.
That figure, like the basic premium, had been used in earlier projections.
Apple Computer today became the latest technology company to warn that its earnings would not meet earlier projections.
Do an early projection of the aid for which you are likely to qualify.
Company executives also said they now expected to spend $4.2 billion on research and development in 2003, $200 million more than earlier projections.
This was higher than the earlier projection of 14 million in 1990.
Developed nations will expand only 1.4%, down from the bank's earlier 2.7% projection.