1‘it's becoming hip to be environmentally conscious’
fashionable, popular, all the rage, in fashion, in vogue, up to the minute
informal trendy, cool, with it, in, hot, big, happening, now, groovy, funky, sharp, the in thing
North American informal kicking, kicky, tony, fly, spiffy, sassy, stylin'
US informal down
British informal, dated swagger
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