Biodiversity refers to the variety of life forms on Earth, encompassing the different species, ecosystems, and genetic variations that exist.

Broadcasting is the distribution of audio or video content to a large audience through various mediums such as radio, television, or the internet.

Cultural heritage refers to the legacy and traditions that are passed down through generations within a society.

Flood control refers to measures taken to prevent or mitigate the damaging effects of flooding.

An invention is a unique device, method, process, or composition that is the result of human creativity and ingenuity.

Open-source software (OSS) refers to computer software that is created and distributed with its source code freely available for anyone to use, modify, and distribute.

Public Broadcasting Service (PBS) is an American public television network and program distributor that is known for its high-quality educational and entertainment content.