Answer:
Because of land deforestation, Theodore Roosevelt sought a "square deal" for the environment in 1900.
The period of the year 1900 is considered to be the founding era of forest management. The ideas regarding the management of forests, and other public lands, began to flourish. This year was also the time of the development and growth of the conservation movement. As a consequence, some of these principles influenced public policy as well.
In this context, during his presidency, Roosevelt started promoting a series of progressive policies which he claimed would solve the negative impacts of industrialization, such as the consequences of land deforestation, and improve life quality in the U.S. Therefore, the Square Deal, was launched to take action in issues concerning corporations, the preservation of nature, and public wellbeing.
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