Explain what happens to the ecosystem and environment of an area if the suns raid iron is reduced

Which of the following are energy solutions that release pollution into the air>

Which of these is a major trend in land plant evolution? a) the trend toward smaller size b) the trend toward a gametophyte-dominated life cycle c) the trend toward a sporophyte-dominated life cycle d) the trend toward larger gametophytes

Which of the following is not a possible effectof increasimg carbon dioxide levels in the atmosphere ?