Sustainability Principles7/7: Sustainability Principles Quiz Which of these three aspects of sustainable development is most important?* Environment Social Economic They all have equal importance Hint: Think about whether there is one aspect that is much more important that the others.What first caused the Scalesia Forest on Santa Cruz to die back?* Over-grazing by goats and other animals Heavy rainfall and soil erosion as a result of an El Niño event Drought caused by an El Niño event The removal of trees for timber production Hint: Think about what factors may contribute to the die back of trees that can grow to be many metres tall.How did humans play a part in the demise of the Scalesia Forest?* The contamination of the soil through polluting practices The removal of the trees for farmland The introduction of invasive plants such as guava The burning of woodland for charcoal production Which of these forms of equality would not come under the idea of social sustainability?* economic background gender precipitation levels race What waste product does Alberto Granja collect as a pollutant from the sea?* Plastic bottles Oil Fishing lines Organic waste Which of these ideas does not form part of a circular economy?* Manufacturing products Consuming products Recycling waste products Mining for raw materials Which of the following would be thought of as an adaptation to climate change?* Establishing fishing quotas Recycling Raising homes off the ground Building a sea wall