Ethanol's high solubility means it will disperse rapidly and will evaporate quickly when spilt on land. ... This cost plus the fact that ethanol production is more costly on a per-volume basis than some other alternative fuels is a deterring factor in the consumption of ethanol as a fuel. ... The Brazilian National Alcohol Program, PROALCOOL is the world's largest commercial experience of petroleum substitution in vehicles on the planet. ... The levels of fossil fuels on our planet is decreasing at an alarming rate. ...

• Word Count: 1377
• Approx Pages: 6
• Grade Level: Undergraduate

This is how the planet is supposed to work". (9) Then he states that we, humans, changed the equation and this is what is leading us to natural disasters. The authors then bring up that when scientists discovered that humans were heating the planet in 80s, they thought this process would be relatively slow, humans would not even tell the difference and everything would be the same. But it turns out that what matters is if the globe can tell the difference or not, and apparently it can: due to the high temperatures, mainly caused by pollution and the emission of CO2 (Carbon Dioxide), everything...

• Word Count: 1022
• Approx Pages: 4
• Has Bibliography
• Grade Level: Undergraduate

The differences of the facts were caused by this intriguing global warming that alarmed all the people in the world. ... Fact or Fiction An Inconvenient Truth presents ex vice- president Al Gore and his passion to help save our planet. ... Gore distinguishes between fact and fiction. ... Gore focuses on the main issues that affects us as a whole by concentrating on the facts and setting politics aside.. ... Gore presents horrifying facts, yet hope is still visible. ...

• Word Count: 6155
• Approx Pages: 25
• Grade Level: Undergraduate

The sustainability of food is quickly declining due to large carbon footprints polluting the earth. ... This type of food production is inherently unsustainable because of its negative impacts on animals, people and the planet. ... In many cases, one of the main reasons that they suffer in factory farming is the very fact that they are forced to produce too much for their own body to bear. ... In fact, another study showed that when one combines all locally grown food, it still produced less carbon dioxide emissions in transport than any one imported product. ... Overproduction of cheap grain,...

• Word Count: 1788
• Approx Pages: 7
• Has Bibliography
• Grade Level: Undergraduate

Sovereignty and the Kyoto Protocol Discussed Through the Arguments Supporting and Opposing Ratification In November 1992 a document entitled Warning to Humanity was released to the scientific community, and was signed by many national academies of science, more than 1500 scientists, and th...

• Word Count: 2601
• Approx Pages: 10
• Has Bibliography
• Grade Level: Undergraduate

There is no doubt this atmospheric buildup of carbon dioxide and other greenhouse gases It's well accepted by scientists that greenhouse gases trap heat in the Earth's atmosphere and tend to warm the planet. ... The effects of global warming and a changing climate will not be felt equally across our planet. ... However, if future climate changes occur as rapidly as scientists predict, plants and animals may not be able to react quickly enough to survive. ...

• Word Count: 3240
• Approx Pages: 13
• Grade Level: Undergraduate