Today's Sentence
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In this year's Annual Letter, Melinda and I take the toughest questions we get asked and give our answers. One that's come up for a long time is: as we make the world healthier, is the population going to get so big that feeding everybody and maintaining the environment is going to be impossible?
Original Video：
Does saving more lives lead to overpopulation?
Key Vocabulary
3. population
population
[ˌpɑpjəˈleɪʃən] (n.)
overpopulation
[ˌoʊvərˌpɑpjəˈleɪʃən] (n.)
overcrowding
[ˈoʊvərˌkraʊdɪŋ] (n.)
aging population
(phr.)
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