Effects of human activity on ecosystems Class activity Play

Elements of the biosphere Whiteboard exercise Play

Energy flow and matter circulation Student activity Play

Energy flow and the circulation of matter Class activity Play

Energy flow and the circulation of matter Whiteboard presentation Play

Environmental pollution Class activity Play

Environmental pollution Whiteboard presentation Play

Exploitation of natural resources Whiteboard exercise Play

Factors affecting an ecosystem Illustration Play

Flow of energy through the components of an ecosystem Simulation Play

Food chains Class activity Play

Food chains Whiteboard presentation Play

Functioning of an ecosystem Student activity Play

Functioning of an ecosystem Illustration Play

Functioning of an ecosystem Whiteboard exercise Play

Global conservation; restoration and shaping of ecosystems Student activity Play

Global conservation; restoration and shaping of ecosystems Whiteboard exercise Play

How households affect ecosystems Animation Play

How humans change the natural environment Simulation Play

How humans shape the natural environment Student activity Play

How long does it take for energy to pass through an ecosystem? Slideshow Play

Human activities and the transformation of ecosystems Slideshow Play

Humans and environment Class activity Play

Humans and environment Whiteboard presentation Play

Interaction in an ecosystem Student activity Play