Fruit and Spice Park to stay an active garden club member and develop insights on the different fruits that should be planted until she passed away in 1979. In memory of her and Preston B. Bird, South Date County renamed the Redland Fruit and Spice Park to the Preston B. Bird & Mary Heinlein Fruit and Spice Park in 1980. The park contains more than 500 varieties of fruits, nuts, and spice trees. It also includes more than 80 banana trees, 160 varieties of mango trees, more than 40 varieties of grape trees, and 70 varieties of bamboo trees. It also features guava, jackfruit,
Palm oil one-half of Europe's palm oil imports were used for biodiesel. Use of palm oil as biodiesel generates three times the carbon emissions as using fossil fuel, and, for example, "biodiesel made from Indonesian palm oil makes the global carbon problem worse, not better." The organic waste matter that is produced when processing oil palm, including oil palm shells and oil palm fruit bunches, can also be used to produce energy. This waste material can be converted into pellets that can be used as a biofuel. Additionally, palm oil that has been used to fry foods can be converted into methyl