You can use global to describe something that happens in all parts of the world or affects all parts of the world.
近义词
worldwide , international
双语例句
例： a global ban on nuclear testing.
一项全球性核试验禁令。
例： On a global scale, AIDS may well become the leading cause of infant death.
艾滋病很可能会成为全球婴儿死亡的首要原因。