1.   This sharpens concern that the project may force them to abandon their traditional hunting economy.

2.   Asian stocks reeled, as weakening currencies and rising interest rates sharpened concern that corporate earnings growth and entire economies will slow across the region.

3.   That concern is sharpened by the election of a more moderate Iranian president, Ayatollah Mohammed Khatami, though he does not control Iranian foreign policy.

4.   That concern was sharpened by studies showing that the use of estrogen after menopause seemed to increase the breast cancer risk slightly.

5.   Troubling news articles in The Los Angeles Times and The Washington Post sharpen these concerns.

6.   A spate of bridge and road collapses this year has sharpened concern about shoddy construction of public infrastructure.

7.   It was the first detailed official report about how police cracked the case that sharpened public concerns about safety in China.