Six countries produce nearly 60 percent of global carbon dioxide emissions. China and the United States combine for more than two-fifths. The planet's future will be shaped by what these top carbon polluters do about the heat-trapping gases blamed for global warming. How they rank, what they're doing:
Viking River Cruises Tipping Policy. It is customary to give cruise gratuities, subject to your satisfaction of services rendered. Gratuities on board and on land are not included in your full fare.
Each party has a server, assistant server and head server. This team follows the party into each of the three main dining restaurants to maintain service consistency. As of February 2010 the recommended tips for a three-day Disney cruise are $12 for the server, $9 for the assistant server and $3 for the head server.