Listen to the audio and complete the sentences below. Write ONE WORD ONLY for each answer.
Engineering for sustainable development
The Greenhouse Project (Himalayan mountain region)
Problem
- Short growing season because of high altitude and low
- Fresh vegetables imported by lorry or by , so are expensive
- Need to use sunlight to prevent local plants from
- Previous programmes to provide greenhouses were
Listen to the audio and complete the sentences below. Write ONE WORD ONLY for each answer.
New greenhouse
Meets criteria for sustainability
- Simple and to build
- Made mainly from local materials (mud or stone for the walls, wood and for the roof)
- Building and maintenance done by local craftsmen
- Runs solely on energy
- Only families who have a suitable can own more
Design
- Long side faces south
- Strong polythene cover
- Inner are painted black or white
Social benefits
- Owners’ status is improved
- Rural have greater opportunities
- More children are educated