Satellites & Global Connectivity - Tri Duc English Tri Duc English IELTS Speaking Part 3 Satellites & The Orbiting World Evaluating Global Communication, Environmental Monitoring, and the Ethical Challenges of Space Technology Topic Vocabulary Science & Tech Meteorological /ˌmiː.ti.ə.rəˈlɒdʒ.ɪ.kəl/ (adj) Relating to the scientific study of the Earth's atmosphere and its changes, especially to forecast the weather. Telemedicine (n) The delivery of health care services via remote telecommunications technology. Surveillance /səˈveɪ.ləns/ (n) The careful watching of a person or place, especially by the police or army, because of a crime or war. Topography /təˈpɒɡ.rə.fi/ (n) The physical features of an area of land, such as its rivers, mountains, and roads. Data Relay (n) The process of receiving information and re-transmitting it to another location. Space Debris /dəˈbriː/ (n) Objects in Earth's orbit that no longer serve a useful function (space junk). Geographic /ˌdʒi.əˈɡræf.ɪk/ (adj) Relating to the physical features of an area of the Earth. Vast Data Networks (n phrase) Extremely large systems of interconnected computers or communication lines. Multi-dimensional Roles Communication: Internet, data relay, and global broadcasts. Environment: Weather forecasts & meteorological observation. Navigation: GPS, vehicle tracking, and traffic control. Military: Surveillance, detection, and national security. Remote Services: Telemedicine and virtual universities. Potential Problems Space Junk: Accumulation of orbital debris . Privacy Invasion: Unwanted surveillance and monitoring. High Costs: Extrem...