Ключевые слова: abstract, advertisement, announce, announcement, attention, bullhorn, caucasian, caution, climate change, communicate, communication, concept, connection, creative, design, digital, education, global, growth, holding, icon, information, internet, loud, loudspeaker, marketing, media, megaphone, mission, network, networking, people, person, persuasion, positive, shouting, slogan, social, sound, speaker, speaking, speech, strategy, success, symbol, talk, tech, technology, voice, warn,