Algal Blooms

This passage covers the reproduction of algae and how certain conditions lead to the formation of harmful algal blooms (HABs). These blooms can result from rapid reproduction under favorable environmental conditions and pose risks to human health and ecosystems. Cyanobacteria and dinoflagellates are examples of algae that produce toxins harmful to both marine life and humans. The passage emphasizes the importance of monitoring and preventing HABs through environmental controls and scientific research.

This passage develops critical thinking by explaining how environmental factors contribute to the growth of harmful algae and the steps needed to mitigate them. It enhances vocabulary with terms like cyanobacteria and toxins, providing students with precise language to describe environmental phenomena. The cause-and-effect structure of the passage helps students improve their comprehension skills. Additionally, the complex biological processes described offer opportunities for practicing grammar and sentence analysis.