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.
(a word of kindly greeting, as to one whose arrival gives pleasure): Welcome, stranger! noun. 2. a kindly greeting or reception, as to one whose arrival gives pleasure: to give someone a warm welcome. verb (used with object), welcomed, welcoming. 3. to greet the arrival of (a person, guests, etc.) with pleasure or kindly courtesy.