How will
effects made by man can extinct us?
Scientists have high confidence that global temperatures will continue to rise for decades to come.
Human activities, primarily the burning of fossil fuels, have fundamentally increased the concentration of greenhouse gases in Earth’s atmosphere, warming the planet. Natural drivers, without human intervention, would push our planet toward a cooling period.The consequences of changing the natural atmospheric greenhouse are difficult to predict, but some effects seem likely:
• On average, Earth will become warmer. Some regions may welcome warmer temperatures, but others may not.
• Warmer conditions will probably lead
to more evaporation and precipitation overall, but individual regions will
vary, some becoming wetter and others dryer.
• A stronger greenhouse effect will warm
the ocean and partially melt glaciers and ice sheets, increasing sea level.
Ocean water also will expand if it warms, contributing further to sea level
rise.
Climate change can cause new patterns of pests and diseases to emerge, affecting plants, animals, and humans, and posing new risks for food security, food safety and human health, for this reason climate extremes, such as droughts, floods and extreme temperatures, can lead to crop losses and threaten the livelihoods of agricultural producers and the food security of communities worldwide. Depending on the crop and ecosystem, weeds, pests, and fungi can also thrive under warmer temperatures, wetter climates, and increased CO2 levels, and climate change will likely increase weeds and pests.
Why you won’t do this in your life?
You have to think in all of this changes because if we don’t pay attention we are going to extinct us, and the most notable changes will be:
• Change will continue through this
century and beyond
• Temperatures will continue to rise
• Frost-free season and growing season,
will lengthen
• Changes in precipitation patterns
• Hurricanes will become stronger and
more intense
• Sea level will rise 1-8 feet by 2100
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