If Earth were frozen entirely (and hence be more reflective), the average temperature of the planet would drop below .
ɪf ˈɜːθ wɜː fɹˈoʊzən ɛntˈaɪɚli ænd hˈɛns biː mˈoːɹ ɹᵻflˈɛktɪv, ðɪ ˈævɹɪdʒ tˈɛmpɹɪtʃɚɹ ʌvðə plˈænɪt wʊd dɹˈɑːp bᵻlˈoʊ .