Green background. Circular motion of the quadcopter over the coniferous forest . Pine trees sway in the wind. A natural summer landscape without people.

Green background. Circular motion of the quadcopter over the coniferous forest . Pine trees sway in the wind. A natural summer landscape without people.
关键词
水平景观背景距离针叶树氧气大气全球颜色环境好看碳日自然飞行森林旅行守恒救援生态清洁度松木树生物学气候岛屿天然计划绿色灯光太阳夏季

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