NASA's new space laser could help assess the peak or decline of phytoplankton, microscopic underwater plants, that are vital in the oceanic food chain.
Analysis of the data collected by the NASA space-based sensor over 10 years breaks stereotypes.
Falling oxygen levels caused by global warming could be a greater threat to the survival of life on Earth than flooding as climate change continues.
A change in the ocean's top layer of water may be affecting how carbon dioxide is filtered out of our atmosphere.
