As Earth Day approaches, the three R's )reduce, reuse and recycle( take a back seat to more revolutionary technology as searches on Yahoo! Green for "recycling" are down 56% this month compared to the same period in 2010, and down 93% from 2009. Online searches indicate that the recent nuclear crisis in Japan is making consumers think about alternative energy sources such as wind and solar energy .

Don't be TV Editors Note: The Yahoo! Advertising blog recently asked 12 agency leaders one question: "What will the next three to five years look like for CMOs and other creative leaders, and how is your agency changing, adapting and readying for the future?" Here is the response from Elizabeth Kiehner, Co-Founder and Principal, Thornberg .

What works for one medium doesn't necessarily translate to another.

New Yahoo! Study reveals consumers' non-conscious reactions to online display advertising across different targeting techniques.

New study reveals that many distrust brands' environmental claims, and will punish those that stretch the truth With the 41st annual Earth Day coming up, Environmental claims have become a familiar part of advertising in recent years. But as we learn from a new Green Gap Trend Tracker survey by Cone Inc., this doesn't mean .

Boy with pink toenail polish creates controversy and media coverage-which, perhaps,

Racing down the sales funnel through performance marketing.

Advertising Women of New York celebrates creativity and courage.

Fitness Trends: With spring and marathon season in full swing, it's time for many of us to get back into shape. Searches this week for "best way to lose weight" are spiking off the charts this month on Yahoo!. This month, it seems more folks are ditching their indoor workout and opting for training outdoors. According to Yahoo!, searches this month for "treadmills," the quintessential indoor workout machine, are down 26% when compared to the same time in 2009,

But marketers have an opportunity to stress value and products that offer an inexpensive stay-at-home experience.

Meetings, parties, powering performance and funny clothes.

7 things you want to know now.

Find out what websites influence those all-important purchase decisions by women and where women are the most receptive to ads.

Be the business.

Find out how the Search Alliance impacted campaign performance and the top tips for success in the combined marketplace.

Relevant, targeted creative helps you tell your story in a meaningful way.

It's about going beyond the stars and poster to engage potential online moviegoers.

Join us for networking and frolic in San Francisco, April 11-13.

How does smartwater go viral?