Keywords
40's, 40-45, 40-50, 40s, 45-50, 50-54 years, 50-55, 50-60, 55-60, accountable, adult, african, african american, african ethnicity, african-american, african-american ethnicity, afro american, afro-american, alternative, anticipation, apparel, aspiring, assessment, bald, black, blue sky, business, business attire, business man, business suit, businessman, businesspeople, bystander, carbon neutral, chimney, choice, clothes, clothing, cloud, color, color image, colour, commerce, concept, conservation, considering, contaminating, contamination, contemplation, contemplative, contrast, contrasting, copy space, danger, day, daylight, daytime, deciding, decision, decisive, determining, dilemma, eco-friendly, endangering, enterprise, environment, environmental conservation, evaluation, examining, executive, expectation, eyeing, fellow, fifties, fifty, forties, forty, future, garment, gentleman, green, guy, hairless, hands behind back, hands clasped, hazard, hazardous, head, hope, human, human being, industrialization, industry, jeopardizing, jeopardy, liable, looking, male, man, mature adult, mature men, mid life, middle age, middle aged, middle-age, middle-aged, musing, natural, nature, negative space, observing, of african descent, one, one person, opposite, option, outdoor, outdoors, outside, pensive, people, perilous, person, photography, polluter, polluting, pollution, pondering, preoccupied, rear view, resolving, responsibility, risk, risk-taking, seeing, shaved, shaved head, shaved-head, sky, smog, smoke, smoke stack, smoking, soiling, square, square image, standing, suit, tainting, thinker, thinking, trade, treacherous, tree, unwavering, viewing, waist up, waist-up, watching, white space, wistful, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, blm009301