Global warming slogans are catchy ways of delivering messages about the environment. Common themes include reducing carbon use, using less-polluting forms of transportation, and leaving the Earth in a better state for future inhabitants.
Several sites on the Internet list global warming slogans. Slogans Motto contains several phrases that highlight environmental problems. Readers can submit their own slogans and upload images. These slogans may be voted up or down by visitors to the site. One popular slogan listed on the site reads: "Earth: warning, contents may be hot." Shout Slogans has a similar theme, with several quotes on global warming and the opportunity to vote them up or down. "Be nice--save the ice" and "it can mean disaster if the temperature rises faster" are two examples of slogans listed on the site.
Global warming slogans are interesting reading for individuals, but many people like to spread the message to others by displaying a slogan on something visible, such as a shirt, mug or button. A number of online stores sell items with global warming messages printed on them. These can be ordered individually or in bigger packs for distribution to groups. Used global-warming-themed products can be found on Internet auction sites.