9477 / 2027

Chapter 19 / 7 short lessons

Climate, biodiversity and disease ecology

Connect carbon choices to ecosystem stress, food resilience and changing vector risks.

H2 Biology / 9477 / 2027 syllabus

What do you think?

Does a warmer region with mosquitoes automatically have local dengue transmission?

Lessons

0 of 7 marked as read
01

Human activity changes carbon flows

Explain fossil fuels, deforestation and food choices as CO2/methane sources.

About 7 min
About 7 min
02

Compare whole-system carbon footprints

Compare land-use, energy-source and food-production footprints.

About 7 min
About 7 min
03

Warming changes habitats and interactions

Explain climate effects on water, ice, ecosystems, migration and niches.

About 8 min
About 8 min
04

Mangroves store carbon and protect coasts

Explain mangrove climate mitigation and coastal protection.

About 6 min
About 6 min
05

Food supply and tropical biodiversity

Discuss food stress, tropical diversity, biomedicines and crop genetic resources.

About 8 min
About 8 min
06

Temperature and the Aedes life cycle

Explain insect metabolism, thermal tolerance and Aedes aegypti development.

About 7 min
About 7 min
07

Warming and disease-range shifts

Explain changing dengue and malaria risks beyond the tropics.

About 7 min
About 7 min
What you will be able to do
  • Explain emissions and compare footprint boundaries.
  • Trace climate effects through ecosystems and food supply.
  • Evaluate temperature-dependent mosquito and disease-range evidence.

Ready to try it without your notes?

Start with a quick check or explain a biological result in your own words.

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