Swedish scientist Svante Arrhenius is credited with being the first to coin this term to help explain the Earth's atmosphere being similar to that of a hotbox.
What is Greenhouse Effect?
International Women's Day gives focus to gender equality and celebrating the achievements of women on this date each year.
What is March 8?
Device that converts sunlight into electricity via photovoltaic cells.
What is a solar panel?
During 2019-20, this country experienced its worst bushfire season -- burning an 24.3 million hectares, the equivalent of 1,607 Pittsburghs.
What is Australia?
Expanding ridership and hubs for this public transit agency is instrumental to reduce the city's transportation emission by 50%.
What is Pittsburgh Regional Transport (formerly Port Authority)?
Each year, a single cow will belch approximately 220 pounds of this gas which is known to be at least 25 times more potent than CO2 at trapping heat in the Earth's atmosphere.

What is methane?
Soon after 32,000 people signed a suffrage petition - this country became the first self-governing nation to allow women to vote.
What is New Zealand?
The process of converting organic materials into nutrient-rich soil.
What is Composting?
Small island nations like Kiribati and Tuvalu are facing the prospect of becoming uninhabitable due to ___________, forcing residents to consider migration.
What are rising sea levels?
The collective term for coal, natural gas, and oil. Which has been the focus of the city's pension fund, which is nearing complete divestment from companies involved in their production.
What are fossil fuels?
At the age of 16, this girl sailed from Plymouth, England to NYC where she addressed the 2019 UN Climate Action Summit.
Who is Greta Thunberg?
The equal and inalienable rights of all members of the human family is the foundation of freedom, justice and peace in the world are some of the first words from this historical document that has been written in over 500 languages.
What is Universal Declaration of Human Rights (1948)?
Common household product material is notoriously difficult and limited in recycling capability and often ends up incinerated, in landfills, or oceans.
What is Plastic?
Lil Wayne's 2008 Tie My Hands track criticizes the U.S. government's response to this 2005 disaster that displaced 1 million people.

What is Hurricane Katrina?
Activities such as composting, recycling, waste diversion can help Pittsburgh reach its goal to have zero-waste put into these.

What are landfills?
Dr. Seuss book where the environment is being ravaged by the greedy Once-ler, who is exploiting the Truffula trees.
What is the Lorax?
This adaptation of the famous Rosie the Riveter poster, encapsulates the resilience, and capability of women and this phrase.

What is "We All Can Do It!"?

Plant known for its air purifying capabilities and sharing its name with a popular super-hero?
What is a Spider Plant?

This natural disaster has affected more people in the last 40 years than any other natural disaster.
What is Drought?
When hotel guests learned that the majority of prior guests in the same room had opted to reuse their ______, they were more inclined to follow suit, just like Steelers' fans who wave them in unison.
What are towels?

Ray Romano voices this prehistoric animal in Ice Age: The Meltdown whilst embarking on a journey to escape a melting ice age.
What is a Wooly Mammoth?
This 1851 speech by American feminist and former slave Sojourner Truth raised awareness for both civil and women's rights.

What is 'Ain't I A Women'?
Aromatic and flavorful herb, particularly found in Mediterranean cuisines is one of the easiest and most commonly grown household herbs.
What is Basil?
In 2013, Typhoon Haiyan, one of the strongest typhoons ever recorded, displacing over 4 million people -- devastated portions of SE Asia, particularly this country that has over 7,500 islands.
What is the Philippines?
Pittsburgh is one of 16 U.S. cities part of this international agreement along with over 200 cities from all across the world, committed to develop sustainable food systems.
What is the Milan Urban Food Policy Pact?