The document discusses environmentally friendly laptops and provides a comparison of several laptop models. It summarizes the methodology used to evaluate Lenovo, Toshiba, Dell, Asus, and HCL laptops based on their power consumption, material area, weight, technology features, and ergonomics. Lenovo received the highest overall score based on these criteria. The document also provides tips for more sustainable computer usage, such as using sleep mode and extending the lifetime of laptops.