Environmental Science and Sustainability Courses in Sri Lanka
Last updated: November 2026 · Written by the StudyWay Editorial Team
Quick answer
Environmental courses study how to protect nature and use resources wisely. Environmental science covers ecosystems, pollution and climate. Environmental engineering designs solutions such as water treatment and waste management. Marine science studies oceans and coasts. Sustainable development connects the environment with economics and society. These lead to "green" careers in government, industry, NGOs and research. Together they have over 30,000 searches on StudyWay.
Which area suits you?
| Area | What you study | Example careers |
|---|---|---|
| Environmental science | Ecosystems, pollution, climate, conservation | Environmental officer, conservation, research |
| Environmental engineering | Water and waste treatment, pollution control | Environmental engineer, treatment plant roles |
| Marine science | Oceans, coastal ecosystems, marine life | Marine research, coastal management, fisheries |
| Sustainable development | Sustainability, policy, green business | Sustainability officer, NGO and development roles |
Why are green careers growing?
Organisations increasingly need people who understand environmental rules, sustainability reporting and green practices. Sri Lanka's coasts, forests and biodiversity also need skilled people to protect them.
What course levels are available?
- Certificate and diploma: introductions to environmental management and sustainability.
- Degree: environmental science, environmental engineering or marine science.
- Masters: to specialise in areas like climate, sustainability or environmental management.
Tell us what you want to study, and institutes will contact you with options
Can I study environmental science abroad?
Yes. Environmental and sustainability courses are offered in many countries, often with fieldwork. See our study abroad guide.
Find your course on StudyWay
Frequently asked questions
Which A/L stream suits environmental science?
Science streams, especially Biology, suit it best. Some sustainability courses accept other streams.
What's the difference between environmental science and environmental engineering?
Environmental science studies environmental problems. Environmental engineering designs technical solutions to them.
Are there jobs in sustainability?
Organisations increasingly hire people to manage environmental rules and sustainability.
Can I study sustainability while working?
Some diplomas and postgraduate courses offer part-time or online options.
Is marine science offered in Sri Lanka?
Marine and coastal studies are available through some routes. Check current options on StudyWay.