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Challenges and hopes for the future


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Challenges and hopes for the future

  1. 1. Challenges & Hopes forthe FutureChapter 32
  2. 2. Challenges of Our World Environmental Crisis In 1962, Rachel Carson argued thatpesticides were killing birds, fish, andother wildlife Carson’s warnings alarmed scientists andgave rise to a new field called ecology Population Growth A rapid increase in the world’s populationhas led to fears the Earth’s resourcescannot support so many people Problems like deforestation – theclearing of forests, cause damage to theenvironment Tropical rainforests are slowly beingdestroyed, and they support over 50% ofthe worlds species of plants and animals Chemical Wastes & Disasters Another danger to the environment ischemical waste, which harm the ozonelayer and promote the greenhouseeffect, which contributes to globalwarming Technological Revolution Modern transportation andcommunications systems aretransforming the world Airlines move millions of people aroundthe world The Internet provides quick access toenormous amounts of information Space exploration continues, and NASAand foreign governments sendexploratory missions to places like Mars,while the Hubble Telescope helps map theuniverse The telephones you carry in your pocketare more powerful than the NASAcomputer that sent astronauts to themoon! Weapons The technological revolution has also ledto the development of advanced methodsof destruction Drones, nuclear arms, biological andchemical weapons are a danger for mostof the world Called biowarfare, the use of biologicalweapons – weapons that containviruses, diseases, or other biologicals,could have enormous impact on theworld
  3. 3. Economic & Social Challenges Since World War II, the world hasdeveloped a global economy –based on the production, distributionand sale of goods on a worldwidescale In 1995 the World TradeOrganization was established tohelp negotiate trade agreements,which are then upheld by the 140member nations The WTO has been criticized forputting commercial interests overenvironmental and other issues, butis still the largest trade organization Health Care – One challenge for theworld is providing health care.Another concern is increasedtechnology that pushes theboundaries of medicine and raisequestions about ethics in areas likecloning and genetic engineering One of the problems with a globaleconomy is the gap between richand poor nations Rich nations, like Canada and theUnited States have advancedtechnologies and strongeducational systems Developing countries haveproblems with population growth,lack of technology, and lack ofresources Hunger is a problem in developingcountries Gender gap – In developingcountries, women are often boundto their homes and families andsubordinate to fathers or husbands Civil wars have also causedproblems in developing nations;such wars have produced genocide,starvation, and instability
  4. 4. Political Challenges After World War II, African andAsian leaders identifieddemocracy as the definingtheme of their new politicalcultures However, many developingcountries replaced theirdemocracies with dictatorshipsor one-party governments Regional, ethnic, and religiousdifferences continue to createconflict around the world The Arab Spring, an effort inprimarily Arab nations like Egyptand Syria, occurred when theArab people protested andtoppled their dictators Technology was a huge factor inthe Arab Spring, as protestorsused social media to coordinatetheir effortsEgyptian protestors
  5. 5. Global Visions The United Nations has become more important as theworld becomes a smaller place due to new technologiesand the Internet The UN has peacekeeping forces that have been involvedin global conflicts like the Iraq and Afghanistan wars The Peacekeepers have also helped to settle conflicts andsupervise truces in places like Somalia and Bosnia Now that the Cold War is over, the UN has taken on amuch larger role in world politics The UN supports treaties on equality of women, supportingchildren, providing health care, nuclear disarmament, andeducation and science.
  6. 6. A World We Cannot Predict Schools today are preparing students for a world thatcannot be predicted Changes in technology bring about changes in societythat are unpredictable What does your future look like?