This is the 18364th most frequent Russian word.
экосистема
Ecosystem: A biological community of interacting organisms and their physical environment.
Here, 'экосистема' is used to refer to the planet-wide system of living organisms and their physical environment.
Экосистема нашей планеты включает наземные и водные биомы.
The ecosystem of our planet includes terrestrial and aquatic biomes.
In this sentence, 'экосистема' metaphorically refers to the interconnected system of applications and their development environment.
Новая экосистема мобильных приложений привлекла множество разработчиков.
The new ecosystem of mobile applications attracted many developers.
Here, 'экосистема' denotes localized environments where organisms coexist and interact with natural resources.