1) The word "island" contains two vowels: I and A.

2) The Great Barrier Reef in Australia is the largest coral reef system in the world and is visible from space.

3) The global response to climate change includes the Paris Agreement, an international treaty aiming to limit global warming and strengthen countries' efforts to address climate change through mitigation and adaptation strategies.

4) The insurance industry employs a wide range of professionals, including underwriters, actuaries, claims adjusters, and insurance agents.