ENVS 200 Exam 1|104 Questions with 100% Correct Answers | Verified | Updated 2024

Nearly 50% of the land on our planet is currently used for agriculture, with very little more agriculturally usable land available. If everyone on the planet had an ecological footprint the size of the average citizen of the United States, then ________. - ️️we would need at least two more planet Earths to feed and support everyone The global average footprint per person has increased from 2.2 to 2.7 hectares since 2008, including the footprints of many developing nations such as India and China. This means that ________. - ️️our collective lifestyle is even more unsustainable than before Global population is projected to be about ________ in 2050. - ️️9 billion Ecosystem services ________. - ️️are economically valuable services provided by natural systems The concept of sustainable development includes ________. - ️️the needs of future generations When does peer review occur during the scientific process? - ️️after the paper (manuscript) is written and before it is published What is a key "take-home message" about Easter Island? - ️️An island population must live as responsible stewards of its resources. A study's results are deemed worthy of acceptance into the body of scientific knowledge if they are published in journals which ________. - ️️use the peer review process What percent of the world's children have been vaccinated against at least one disease? - ️️88%