The main sources of greenhouse gases due to human activity are: 1  burning of fossil fuels and deforestation leading to higher carbon dioxide concentrations in the air. 2  Land use change (mainly deforestation in the tropics) account for up to one third of total anthropogenic CO 2 emissions.
If you invite someone to a party or a meal, you ask them to come to it. The Lees invited me to dinner. He invited her to a party. Be Careful! Don't say ' He invited her a party '. You must use to. You can also invite someone for a meal. My new neighbors invited me for lunch on Sunday.
host 1. n. 1. One who receives or entertains guests in a social or official capacity. 2. A person who manages an inn or hotel. 3. One that furnishes facilities and resources for a function or event: the city chosen as host for the Olympic Games. 4. The emcee or interviewer on a radio or television program.