Why was it challenging to build a solar panel to power the cell phones? a. There are too many clouds. b. Tree canopies block sunlight. c. Solar power doesnโt work.
b. Tree canopies block sunlight.
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15
What is the second highest contributor to climate change? a. deforestation b. cars c. industrial processes
a. deforestation
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15
What percentage of rainforest logging is illegal? a. 20% b. 50% c. 90%
c. 90%
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15
How did people around the world respond to the news of this operation? a. They started sending their old mobile devices. b. They started singing. c. They wanted to personally get involved in the operation.
a. They started sending their old mobile devices
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15
What is difficult to hear in the Borneo rainforest? a. birds b. insects or c. chainsaws
c. chainsaws
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15
Why is it a good idea to use cell phones to detect the sounds of chainsaws? a. They are cheap and full of sensors. b. They have the right shape. c. They are quiet.
a. They are cheap and full of sensors
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15
What was the โbig surpriseโ about the rainforest? a. There was a cell phone network. b. There was no technology. c. There was illegal logging
a. There was a cell phone network
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15
Why was it important to hide the devices up in the tree canopy? a. to protect them from the sun b. to stop monkeys from eating them c. to keep them hidden from loggers