On X-MOL, navigate to the 'Environmental Science' journal category. Identify all unique journal titles and their corresponding Impact Factors displayed on the page. List these journals in descending order of their Impact Factors.
Navigate to 'x-mol.com'. Click on the '期刊' (Journal) link to go to the journal list page. Click on the '环境' (Environmental Science) link to filter journals by this category. Scroll down the page to ensure all visible journals are captured. Identify all unique journal titles and their Impact Factors displayed on the page. List the identified journals and their Impact Factors, sorted by Impact Factor in descending order.
Successfully navigate to the 'Journal List' page. Successfully filter journals by the '环境' (Environmental Science) category. Identify at least two unique journal titles and their Impact Factors from the displayed content. State the titles and Impact Factors of all unique journals found on the page. Ensure the listed journals are sorted in descending order of their Impact Factors.