35.
(A) but
(B) for
(C) while
(D) with

四、閱讀測驗
As the global population is projected to reach nearly 10 billion by 2050, traditional agriculture faces
unprecedented challenges. Climate change, water scarcity, and soil degradation are making it increasingly
difficult to grow enough food using conventional farming methods. In response to these pressing issues,
vertical farming has emerged as a promising alternative.
Vertical farming involves growing crops in stacked layers, often within controlled indoor
environments such as abandoned warehouses or large shipping containers. By utilizing advanced
technologies like hydroponics (growing plants in nutrient-rich water instead of soil) and automated LED
lighting, these farms can operate year-round regardless of outside weather conditions. This innovative
method uses up to 90% less water than traditional farming and nearly eliminates the need for harmful
chemical pesticides.
Furthermore, vertical farms are typically located in or near urban centers, significantly reducing the
distance that food must travel to reach consumers. This localized approach not only cuts down on
transportation emissions but also ensures that city dwellers have access to fresher produce with a longer
shelf life.
Despite its numerous advantages, the vertical farming industry is not without its drawbacks. The
primary hurdle is the massive energy consumption required to power the artificial lighting and climate
control systems 24/7. High initial setup costs also prevent many small-scale farmers from adopting this
technology. However, as renewable energy becomes more affordable and technology advances, experts
remain optimistic that vertical farming will play a crucial role in the future of global food security.