They have been crossing national borders to search for better lives and to escape from armed conflict, human rights violations, stagnating economies, environmental degradation, demographic pressures and resource depletion.
人民跨越国界以寻求较美好的生活，逃离武装冲突、侵犯人权的行为、停滞的经济、退化的环境、人口压力和资源枯竭等问题。