The relentless expansion of deserts and the increasing global population pose a significant challenge to food security. Arid and semi-arid lands, covering approximately 40% of the Earth's landmass, present unique obstacles to traditional agriculture. However, recent technological advancements offer promising solutions, particularly in the fields of robotics and life-extension technologies applied to crops. One such innovation is the development of drought-resistant crops through genetic modification. Scientists are employing advanced gene-editing techniques to enhance the resilience of plants, enabling them to thrive in harsh environments with minimal water. These genetically modified crops, however, are often subject to ethical debates surrounding their potential long-term environmental impact and consumer safety. Furthermore, the application of robotics is revolutionizing agricultural practices in arid regions. Autonomous robots equipped with sophisticated sensors can monitor soil conditions, precisely deliver water and fertilizer, and even harvest crops with minimal human intervention. This precision agriculture not only conserves precious water resources but also increases crop yields and reduces the reliance on manual labor, a crucial factor in areas with limited workforce. Another important aspect is the extension of the productive lifespan of crops. Research into plant senescence, the process of aging in plants, aims to delay this process, allowing crops to remain productive for longer periods. By understanding and manipulating the underlying biological mechanisms, scientists can develop strategies to enhance the yield and longevity of crops grown under stressful conditions. This research often incorporates nanotechnology and advanced imaging techniques to monitor plant health and identify potential problems at an early stage. While these technological innovations offer substantial potential for addressing food security challenges in arid regions, they also raise ethical considerations. The long-term consequences of genetic modification on biodiversity, the equitable access to advanced agricultural technologies, and the potential displacement of human labor require careful consideration. A balanced approach that prioritizes sustainable practices and social equity is essential to ensure that these advancements benefit humanity as a whole.
1. Which of the following is NOT mentioned as a benefit of using robotics in arid land agriculture?
2. The passage suggests that the development of drought-resistant crops through genetic modification is:
3. According to the passage, research into plant senescence focuses on:
4. What is the main argument the author makes regarding the ethical considerations of these technological advancements?