Unformatted text preview: VII. Ecosystem – all the organisms (community) that live in a particular place, plus the abiotic environment through which energy flows and materials cycle. A. SOLAR ENERGY 1. The amount reaching the earth is affected by the Earth/ Atmosphere 2. Approximately 50% of the incoming radiation reaches earth’s surface: 30% is reflected; 20% absorbed a. Warms the surface b. Powers the water cycle c. Uneven distribution affects climate, winds, and weather d. Supports life 3. Approximately 1% of the sun’s energy is incorporated into the living world through Photosynthesis 4. Importance of the ozone layer, O 3 – converts incoming harmful UV Rays to Heat (hole – Antarctica)...
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- Ecological succession, Intermediate Disturbance Hypothesis, Dominant plant species