Polar vortex drives Florida manatees to seek warm waters amid ongoing conservation challenges
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Vocabulary: I will read the words, meanings, and sample sentences. Then, repeat after me. threshold /THRESH-ohld/ [noun] – the level or point at which something starts to happen or change The temperature dropped below the critical threshold for manatee survival. sentinel /SEN-tn-l/ [adjective] – refers to a person or thing that watches over and signals potential danger Coral reefs are sentinel ecosystems, providing early warnings of climate change through bleaching events. restoration /res-tuh-REY-shuhn/ [noun] – the process of returning something to its original state or condition Habitat restoration projects are helping manatees survive environmental changes. conservationist /kon-ser-VEY-shuh-nist/ [noun] – a person who works to protect the environment and wildlife Conservationists…
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