PROVINCETOWN, Mass. — Regina Asmutis-Silvia, a biologist who has dedicated her career to saving right whales, is cleaning out a file cabinet from the early 1990s, and the documents inside tell a familiar story — the whales are dying from collisions with ships and entanglements in commercial fishing gear, and the species might not survive.Fast forward through a quarter-century of crawl-paced progress, and it's all happening again.