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Biology, 09.11.2019 05:31 michaelsoupios

Which of the following is a challenge when implementing green roofs?

green roofs temporarily increase air pollutants.
green roofs need to be watered by hand constantly.
green roofs do not last very long.
green roofs can be expensive to install.

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Which of the following is a challenge when implementing green roofs?

green roofs tempor...
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