: Lake Scott’s rising level is attributed to other factors (like being in a "sinkhole" area in Florida), not specifically just rainfall. IELTS Thanh Loan Summary of Key Lake Threats Primary Threats Lake Poopo Drought, irrigation projects, and mining pollution. Central Asia Massive water diversion for cotton and rice crops. Lake Tanganyika East Africa

Lakes cover only about 3% of the Earth’s surface, yet they harbor nearly 90% of the planet’s liquid surface freshwater. From the ancient depths of Russia’s Lake Baikal to the sprawling shallows of North America’s Lake Superior, these ecosystems have sustained human civilization, biodiversity, and climate regulation for millennia. However, a growing body of scientific evidence reveals a troubling truth:

While the passage expresses deep concern over the fate of all lakes, it does not provide a specific timeline or definitive prediction stating that smaller lakes will completely vanish by a certain date. Part 2: Summary Completion

"Folks," Higgins said, his voice amplified by the crackling microphone. "The reports are in. We can no longer treat Lake Serene as an infinite resource. The water levels are at forty percent capacity. The phosphate levels are toxic."

This article explores the primary threats—eutrophication, climate change, plastic pollution, and water extraction—and provides a simulated section to help students, educators, and researchers understand the key facts and solutions.

Which (e.g., True/False/Not Given or Summary Completion) gives you the most trouble? What is your target IELTS band score ?

While climate change is a significant threat, the over-abstraction of water for human use often has a more immediate and direct impact. This happens when water is diverted from lakes and their feeding rivers for various purposes:

Here are the standard answers for the question types typically associated with this passage, along with structural explanations. Matching Headings Answer: The Role of Rising Global Temperatures

Rising global temperatures are the principal culprit. Warmer air increases evaporation rates, especially in arid and semi-arid regions. Simultaneously, many lakes rely on glacial meltwater; as glaciers retreat, these lakes experience a “peak water” phenomenon, after which inflows decline permanently. For example, Lake Powell in the southwestern United States has reached historically low levels, while Bolivia’s Lake Poopó has virtually disappeared. Climate models predict that for every 1°C of warming, lake evaporation increases by 3–5%, exacerbating water loss.

This essay draws on key themes from the passage "Earth’s Lakes Are Under Threat," which highlights the environmental challenges facing vital freshwater bodies like Lake Poopó, the Aral Sea, and Lake Tanganyika.

Testing your ability to identify factual truth versus writer opinion or missing information.