"An environment where people are free to express themselves."
"free-thinking environment"
- "An environment where people are free to express themselves."
"an environment" 「環境」
"people" 「人々」
"free to express themselves" 「自由に考えて表現できる」
"people can think freely" 「自由に考えることができる」も使えます。
- "free-thinking environment"
"free-thinking" 「自由に考える」
an environment where people can think freely and speak openly
an environment where people can think freely and speak openly
a space where people are free to think and express their views
a climate that encourages free thought and open discussion
environment / space / climate を使って言うのが自然です。
「環境」は environment が基本です。ただし academic writing では、environment 以外に space（場）や climate（風土・空気）を使うと、少し硬めで論文っぽい響きになります。
オーストラリア 
アメリカ合衆国 
