John Cullen (biologist)

John Cullen is a prominent biologist known for his research in marine biology and ecology, particularly focusing on phytoplankton and their role in ocean ecosystems. He has contributed significantly to understanding how these microscopic plants influence global carbon cycles and climate change. Cullen's work emphasizes the importance of ocean health for biodiversity and the environment. He has also explored the impact of environmental changes on marine ecosystems, making his findings crucial for conservation efforts. Overall, his research helps deepen our understanding of the interconnectedness of life in our oceans and the broader implications for the planet.