以下是一些全球性问题的英语表达，这些问题涵盖了环境、社会、政治和经济等多个领域：

1. Climate change and global warming 气候变化和全球变暖

2. Poverty and income inequality 贫困和收入不平等

3. Access to clean water and sanitation 获取清洁水和卫生设施的途径

4. Human rights violations 侵犯人权

5. Refugee crisis and forced displacement 难民危机和强制流离失所

6. Food security and malnutrition 食品安全和营养不良

7. Gender equality and women's rights 性别平等和妇女权利

8. Child labor and exploitation 童工和剥削

9. Healthcare access and affordability 医疗保健的获取和负担能力

10. Education quality and accessibility 教育质量和可及性

11. Corruption and governance issues 腐败和治理问题

12. Racial discrimination and systemic racism 种族歧视和系统性种族主义

13. Armed conflicts and war-torn regions 武装冲突和战乱地区

14. Mental health awareness and support 心理健康意识和支持

15. Indigenous rights and cultural preservation 原住民权利和文化保护

16. Deforestation and loss of biodiversity 森林砍伐和生物多样性丧失

17. Air pollution and its health impacts 空气污染及其健康影响

18. Urbanization and sustainable cities 城市化和可持续城市

19. Digital divide and access to technology 数字鸿沟和技术获取

20. Access to renewable energy sources 可再生能源资源的获取

21. Disability rights and inclusion 残疾权利和包容

22. Aging population and elderly care 人口老龄化和老年人护理

23. Human trafficking and modern slavery 人口贩卖和现代奴隶制

24. Cybersecurity and online privacy 网络安全和在线隐私

25. Political extremism and radicalization 政治极端主义和激进化

26. Ocean pollution and marine conservation 海洋污染和海洋保护

27. Access to affordable housing 获取负担得起的住房

28. LGBTQ+ rights and discrimination LGBTQ+权利和歧视

29. The impact of artificial intelligence 人工智能的影响

30. Access to financial services and banking 获取金融服务和银行业务

31. Government transparency and accountability 政府透明度和问责制

32. Drug trafficking and substance abuse 毒品交易和物质滥用

33. Child marriage and early pregnancies 童婚和早期怀孕

34. The impact of social media on society 社交媒体对社会的影响

35. Mass migration and its causes 大规模移民及其原因

36. Erosion of democratic values 民主价值的侵蚀

37. Antibiotic resistance and infectious diseases 抗生素耐药和传染病

38. Global economic inequality 全球经济不平等

39. Water scarcity and droughts 水资源短缺和干旱

40. Humanitarian aid distribution and effectiveness 人道主义援助的分配和效果

41. Access to justice and legal rights 获取司法公正和法律权利

42. Labor rights and fair working conditions 劳动权利和公平工作条件

43. Impacts of overfishing and unsustainable fishing practices 过度捕鱼和不可持续的渔业实践的影响

44. Access to mental health resources 获取心理健康资源

45. The rise of populism and nationalism 民粹主义和民族主义的崛起

46. International arms trade and proliferation 国际武器贸易和扩散

47. Cyberbullying and online harassment 网络欺凌和在线骚扰

48. Nuclear disarmament and non-proliferation 核裁军和防扩散

49. Agricultural sustainability and food production 农业可持续性和粮食生产

50. The impact of globalization on local cultures 全球化对本地文化的影响

这些问题不仅影响当今世界，也对我们每个人的生活和未来产生着深远的影响。