Ancient humans adapted early to harsh environments, new study finds

©(AP Photo/Schalk van Zuydam, Jerome Delay, Matthew Craft) Vocabulary: I will read the words, meanings, and sample sentences. Then, repeat after me. harsh /hahrsh/ [adjective] – unpleasant or difficult to live in The climbers prepared carefully for the harsh weather on the mountain. pivotal /PIV-uh-tl/ [adjective] – very important or central to something The manager played a pivotal role in the success of the new project. dispersal /di-SPUR-sl/ [noun] – the act of spreading people or things over a wide area After the event, the police managed the dispersal of the crowd safely. sustenance /SUHS-tuh-nuhns/ [noun] – food or something that provides energy or support to live The villagers depended…
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