List three specialized communities you know and their meanings?

1. LGBTQ+ community - a community of individuals who identify as lesbian, gay, bisexual, transgender, queer, or other non-heteronormative sexual orientations and gender identities.

2. Deaf community - a community of individuals who are deaf or hard of hearing, often sharing a common language (such as American Sign Language) and cultural experiences.

3. Gaming community - a community of individuals who are passionate about playing video games, often coming together online or in person to discuss, compete, and collaborate on gaming-related activities.

1. Biosphere: The global ecosystem of Earth, including all living organisms and their interactions with each other and their environment.
2. Terrestrial ecosystem: A community of living organisms in a land-based environment, including plants, animals, and microorganisms.
3. Estuary: A semi-enclosed coastal body of water where freshwater from rivers and streams meets saltwater from the ocean, creating a unique and highly productive environment.