Sun Is Roundest Natural Object Known
8-18-2012
<p>The sun is the roundest natural object ever precisely measured, a discovery that may solve past climatic mysteries, new observations show.</p><p><strong></strong></p>
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- • Acid rain
- • Air quality
- • Asthma
- • Bronchitis
- • Carbon monoxide
- • CFC
- • Clean air
- • Lead poisoning
- • Nitrogen oxide
- • Ozone
- • Smog
- • Sulfur dioxide
- • Biodiesel
- • Ethanol
- • Fuel cell
- • Geothermal heat
- • Hydrogen
- • Renewable energy
- • Solar energy
- • Solar heating
- • Solar panel
- • Wind power
- • Wind turbine
- • Lung cancer
- • Mesothelioma
- • Pleural plaque
- • Vermiculite
- • Deforestation
- • Endangered species
- • Energy conservation
- • Rain forest
- • Reforestation
- • Water conservation
- • Wildlife conservation
- • Environmental audit
- • Environmental consulting
- • Environmental engineering
- • Environmental law
- • Environmental management
- • Environmental protection
- • Environmental remediation
- • EPA
- • Carbon dioxide
- • Climate change
- • Fossil fuel
- • Greenhouse gas
- • Kyoto Protocol
- • Methane
- • Air purifier
- • Dust mite
- • Mold
- • Radon
- • Dioxin
- • PCB
- • Stormwater
- • Toxic algae
- • Wastewater