「太陽系外惑星探査、福祉、そして核軍縮：人類の未来への展望」の英語長文問題

The discovery of exoplanets, planets orbiting stars other than our Sun, has revolutionized our understanding of the cosmos. Thousands have been identified, raising the tantalizing possibility of extraterrestrial life and prompting profound philosophical questions about humanity's place in the universe. Meanwhile, on Earth, the challenges of providing adequate welfare services for an aging population are becoming increasingly pressing. Many developed nations face strained healthcare systems, inadequate social support networks, and widening socioeconomic disparities. These issues demand innovative solutions and substantial investments to ensure a decent quality of life for all citizens. Further complicating the global landscape is the persistent threat of nuclear proliferation. Despite decades of international efforts, the number of states possessing nuclear weapons remains a cause for serious concern. The potential for accidental or intentional use, coupled with the catastrophic consequences of nuclear war, necessitates ongoing diplomatic initiatives to prevent further proliferation and promote disarmament. These three seemingly disparate areas—exoplanet research, welfare provision, and nuclear non-proliferation—are, in fact, interconnected. They all reflect humanity's struggle to secure its future, whether on a cosmic or terrestrial scale. The resources and ingenuity devoted to space exploration could arguably be redirected to address pressing social and political problems. Conversely, a future threatened by nuclear war renders discussions of interstellar travel moot. Ultimately, the well-being of humanity, both materially and existentially, depends on our ability to tackle these interwoven challenges with wisdom and foresight.