For most American shoppers, the weekly grocery list is filled with fresh foods: meats, deli, produce, baked goods and the like. For those who have been closely following consumer trends, this comes as little surprise, as Americans have reduced out-of-home dining and cook food at home more regularly.

The court of (social media) public opinion has voted, and the Emmy winners are in. An analysis of online buzz reveals that of all the best actor/actress nominees, Michael C. Hall’s performance as Dexter generated the most buzz.

According to the first mobile media rankings based on audience measurement data from metered smartphone usage, aside from the Android Market app itself, Facebook, Google Maps and Gmail were the most used among U.S. Android users 18 years and older.

Nielsen’s new Social Media Report looks at trends and consumption patterns across social media platforms in the U.S. and other major markets, exploring the rising influence of social media on consumer behavior.

Nielsen has joined other global companies in Hunger Action Month, an awareness and action campaign led by Feeding America.

Forty percent of mobile consumers in the U.S. now have smartphones. Android is the most popular operating system, with 40 percent of mobile consumers reporting they have a smartphone with an Android OS. Apple’s iOS is in second place, with 28 percent.

While the majority of consumers around the world (83%) say that it is important that companies implement programs to improve the environment, only 22 percent say they will pay more for an eco-friendly product.

Global concern about climate change has taken a back-seat to other environmental issues such as air and water pollution, water shortages, packaging waste and use of pesticides, according to a new Nielsen report.

Back in Q3 2010, for example, 62 percent of tablet owners were under the age of 34 and only 10 percent were over the age of 55. By Q2 2011, only 46 percent of tablet owners were under the age of 34 and the percentage of those over 55 had increased to 19 percent.

Among NFL teams, the NY Jets generated the most online buzz during the off-season from blogs, message boards/groups, Twitter, Facebook, and online news posts.