Humans have contributed to global warming by emitting large quantities of Greenhouse gases into the Earth’s atmosphere. These gases trap heat and lead to changes in the global climate, such as increased temperatures, meaning the planet warms up. This warming up of the planet is known as the Greenhouse effect.
Summarize the following passage into three sentences.
人类通过向地球大气中排放大量温室气体，导致全球变暖。这种温暖被称为温室效应。温室气体会困住热量，使地球变暖，导致全球气候发生变化。