The right answer for the question that is being asked and shown above is that: "a.Cyanobacteria are photoautotrophs." The atmosphere that we depend on for our survival is enriched by numerous cyanobacteria. This fact justifies the characteristic of cyanobacteria that is Cyanobacteria are photoautotrophs.
Answer:
In Hawaii (United states)
Explanation:
Mauna Loa observatory is a research facility which continuously measures, monitor and collects the data related to the atmospheric gases since 1958.
The Mauna Loa is one of the volcanoes of the Hawaii island located in the pacific ocean of the US.
The location is ideal for taking the measurement of the carbon dioxide and other atmospheric gases in the form of graphical representations called keeling curve.
Thus, In Hawaii (United States) is the correct answer.
The energy facility should the city should build for the future is a Solar
energy facility.
<h3>What are Renewable sources of Energy?</h3>
These are natural resources which are replenished as a result of natural
occurrences. Examples include:
The city being windy and sunny means the appropriate energy facility
which will help supplement the current ones will be a solar energy facility.
Read more about Renewable sources of energy here brainly.com/question/79953