China issued a second water-pollution alert within a month, when phenol, a dangerous chemical, leaked into the Yangzi river near Shanghai.

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John Sullivan of the Boston Water and Sewer Commission testified that since September 11 the nation's drinking water utilities have been on a heightened state of alert to protect against the potential disruption of water service and biological or chemical contamination of drinking water.

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"I don't know why everyone says that about my work, " replied the 77-year-old Mr. Graves, who famously decorated the Walt Disney headquarters with a frieze of seven dwarfs and topped an Alessi teakettle with a red bird that tweets an alert when the water boils.

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We continue to have search and rescue personnel on alert, as well as water, food and other needed resources.

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We have state-of-the-art equipment in the water that allows us to know very quickly if a tsunami has been generated, and a range of alert mechanisms have been put into place in coastal areas make sure official warnings reach local populations.

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They asked the public to alert them to other ailing manatees who may be showing a lack of coordination and stability in the water, muscle twitches or seizures, and difficulty lifting their heads to breathe.

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