首期IPCC报告显示气候问题确实存在 — — 温室气体、特别是二氧化碳的排放导致气温升高，最终会危及到这个世界。
The first installment of the IPCC report showed that there is indeed a climate problem – emissions of greenhouse gases, especially CO₂, lead to higher temperatures, which will eventually become a net problem for the world.