With the artificial light being indispensable to people’s lives today, Paul Bogard asserts that natural darkness should be preserved in the article “Let There Be Dark”. He utilizes personal anecdotes, logical reasoning, rhetorical questions and persuasive appeals to not only reinforce the significance of darkness on human health, ecology, art and energy resources, but also convince his audience to make a difference in reducing light pollution ...
Bogarde supports a idea “let there be dark” because our bodies need darkness to produce a hormone melatonin that contain the development of cancer. And today’s night have to much artificial light. “Those of us over 35 are perhaps among the last generation to known truly the dark night.” This passage suggests that today’s youth don’t have idea of what the dark night is. The author also suggested that turn off the night can save the energy. ...
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