Climate Change and Aquatic Ecosystems

This set of flashcards covers key concepts related to climate change impacts on aquatic ecosystems, global temperature trends, and water cycle processes.

What are the two primary stressors affecting populations discussed in the lecture?

Climate change and fragmentation.

What global temperature anomaly comparison period is mentioned for June, July, and August?

1951-1980 average.

What was the average global temperature anomaly in 2022?

+1.4°C.

As of January 2023, what base period is used for land and ocean temperature departure calculations?

1991-2020.

Which years are noted as the hottest on record, indicating a temperature increase?

Years include 2010, 2014, 2018, 2021, 2022, among others.

What is the degree range for Global Ocean Temperature Anomalies discussed in the lecture?

From -2.16°F to 1.20°C.

What processes are included in the global water cycle?

Sublimation, condensation, precipitation, transpiration, evaporation, infiltration, snowmelt runoff, surface runoff, and groundwater discharge.

How much of the world do coral reefs cover and what percentage of fish species do they support?

Coral reefs cover 0.1% of the world and support 25% of fish species.

What phenomenon affects coral, leading to bleaching?

Increased temperatures cause expulsion of algae from corals.

What factors influenced changes in fish habitats as discussed in the lecture?

Temperature increases and changes in suitability for cold, cool, and warm water species.