Drag each item to indicate whether it describes a benefit or a challenge of green roofs. (2 points)

benefit of green roofs

challenge of green roofs

:

cost of maintenance

slow release of stormwater runoff

::

absorption of carbon dioxide

regulation of urban climate

::

time needed to care for plants

1 answer

benefit of green roofs:
- absorption of carbon dioxide
- regulation of urban climate
- slow release of stormwater runoff

challenge of green roofs:
- cost of maintenance
- time needed to care for plants