The result is that wavelengths of light not used in photosynthesis are more likely to be reflected back to space rather than being absorbed by other surfaces lower in the canopy.
ðə ɹɪzˈʌlt ɪz ðæt wˈeɪvlɛŋθs ʌv lˈaɪt nˌɑːt jˈuːzd ɪn fˌoʊɾoʊsˈɪnθəsˌɪs ɑːɹ mˈoːɹ lˈaɪkli təbi ɹᵻflˈɛktᵻd bˈæk tə spˈeɪs ɹˈæðɚ ðɐn bˌiːɪŋ ɐbsˈoːɹbd baɪ ˈʌðɚ sˈɜːfɪsᵻz lˈoʊɚɹ ɪnðə kˈænəpi.