ᐳᔪᕐᓗᐃᑦ – Gases in the Earth’s atmosphere that trap heat, contributing to the greenhouse effect, such as carbon dioxideᓂᐅᕆᐊᕕᓂᖅ, ᓂᐅᓂᕐᓗᑯᑦ - A colorless, odorless gas produced by burning carbon-based materials, like fossil fuels, and by respiration; a greenhouse gas. and methane.