Environmental science courses can help you learn about ecosystems, biodiversity, climate change, and environmental policy. You can build skills in data analysis, field research techniques, and environmental impact assessments. Many courses introduce tools like Geographic Information Systems (GIS) for mapping and analyzing environmental data, as well as statistical software for interpreting research findings. You'll also explore methods for sustainable resource management and strategies for addressing environmental challenges.

Lund University
Skills you'll gain: Radiation Therapy, electromagnetics, High Voltage, Medical Devices, Engineering, Scientific, and Technical Instruments, Electrical Engineering, Electronics, Electronics Engineering, Medical Equipment and Technology, Physics, Equipment Design, Electrical Power, Materials science, Simulation and Simulation Software, Mathematical Modeling
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Angular, Cascading Style Sheets (CSS), Front-End Web Development, HTML and CSS, Responsive Web Design, jQuery, React.js, Javascript, Web Applications, JavaScript Frameworks, Web Development, Web Components, Web Design and Development, Web Development Tools, UI Components, User Interface and User Experience (UI/UX) Design, Web Content Accessibility Guidelines, User Interface (UI), Event-Driven Programming, Maintainability
Beginner · Specialization · 1 - 3 Months

Arizona State University
Skills you'll gain: Electric Power Systems, Materials science, Chemistry, Electrical Safety, Energy and Utilities, Performance Testing, Sustainable Technologies, Electronics, Manufacturing Processes
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Planning, Test Tools, Software Testing, Configuration Management, Test Case, Integration Testing, System Testing, Test Automation, Software Development Life Cycle, Acceptance Testing, Software Technical Review, Code Review, Unit Testing, White-Box Testing, Regression Testing, Software Quality Assurance, Test Data, Risk Management, Risk Management Framework, Verification And Validation
Beginner · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Vulnerability Assessments, Application Security, Vulnerability Management, Event Monitoring, Secure Coding, Security Controls, Hardening, Data Integrity, Security Testing, System Monitoring, Cybersecurity, Patch Management, Threat Modeling, Exploitation techniques, Authorization (Computing), Cryptography, Extensible Markup Language (XML), System Configuration
Intermediate · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Data Mining, Text Mining, Innovation, Data Integration, Unstructured Data, Big Data, Data Analysis, Exploratory Data Analysis, Data Presentation, Data Visualization Software, Feature Engineering, Analysis, Model Evaluation, Natural Language Processing, Technical Writing, Classification Algorithms, Algorithms
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Looker (Software), Data Modeling, Dashboard, Database Design, Data Warehousing, SQL, Data Analysis, Data Persistence, Version Control
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: HTML and CSS, Responsive Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), File Management, Web Design, Front-End Web Development, Web Development
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Apple iOS, iOS Development, Transaction Processing, Mobile Development, User Interface (UI), UI Components, Payment Systems, User Experience Design, User Experience
Advanced · Course · 1 - 4 Weeks

Technical University of Munich (TUM)
Skills you'll gain: Global Positioning Systems, Digital Transformation, Aerospace Basic Quality System Standards, Manufacturing Processes, Big Data, Production Process, Cybersecurity, Artificial Intelligence, Automation, Technology Strategies, Cloud Computing, Data Storage
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: HTML and CSS, React.js, Front-End Web Development, Mockups, Web Design and Development, Web Development, Web Components, Figma (Design Software), Code Review, Application Deployment, Web Analytics and SEO, Database Development, Software Development, GitHub, Development Testing
Advanced · Course · 1 - 3 Months

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Agentic systems, Generative AI Agents, Application Design, Tool Calling, Large Language Modeling, Context Management, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks