Drag each item to indicate whether it describes a benefit or a challenge of green roofs. Absorption of carbon dioxide.

Regulation of urban climate.
Slow release of storm water runoff.

Time needed to care for plants.

Cost of maintenance.

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answer is

human impact on the environment can be seen in the deterioration of the !

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if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation: