Prior to the industrial revolution, increased levels of atmospheric carbon dioxide were attributed to changes in
both the sun's intensity and earth's orbit around the sun, as well as volcanic eruptions. during the last 2,000 years
earth's climate has been relatively stable. scientists have identified three changes from this stability: the medieval
warm period, 900 - 1300 ad; the little ice age, 1500 - 1850 ad; and most recently, post-industrial revolution

Look at the following answer choices and determine which belongs in the both category. testable, can be disproven explains natural phenomena, has evidence to support it prediction, tentative, one or more scientists working together well established, many different scientists working independently, highly reliable

Chinese privet is a plant that is native to china. over 150 years ago, chinese privet was introduced to the united states as a fast-growing shrub that serves as an excellent privacy hedge. with no natural herbivore, chinese privet quickly established itself and spread in natural areas throughout the southeast and eastern seaboard of the united states. its dominance in these areas has jeopardized the survival of native plant species. chinese privet provides evidence that introducing non-native organisms can cause environmental damage integrated pest management strategies will not decrease chinese privet populations american gardeners can easily control the spread of chinese privet non-native plant species have type i survivorship curves

As a result of wildfires, in grasslands. a) tree growth increases b) grass growth increases c) soil quality decreases d) invertebrate variety decreases