Subject
ecosystem
3
marine biology
3
Aquatic biology
1
Climatic changes
1
Geography
1
Life sciences
1
Marine biodiversity
1
Marine ecology
1
Marine ecology.
1
Physical geography
1
agriculture
1
aquatic ecosystem
1
aquatic microbiology
1
aquatic microorganism
1
biodiversity
1
biological oceanography
1
biosphere
1
carbon dioxide cycle
1
climatic change
1
forest decline
1
global change
1
global warming
1
marine environment
1