A book titled "How Plants Conquered the Earth" has been reviewed, but it appears to be overshadowed by other stories about various entities conquering the world, including a musician, a company, and a tech giant. The topic of conquest and its impact on the environment is also being explored in other contexts, such as the importance of honey bees and the concept of environmental warfare. It is unclear what the book "How Plants Conquered the Earth" specifically discusses, as the available information is limited and conflicting.