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Today is: April 03
Scroll to explore events active on this date.
For the current year, this category includes: 7694 events.
Category: Environment, Space & the Outdoors
Highlighting events, holidays, and awareness days celebrating what happens and exists outside, including nature, outer space, and the environment.
The environment category is about what happens outside of our homes.
Environment Space & The Outdoors Events
Estuaries Week, Ntl.: September 20-27 (est...
Weekly
National Estuaries Week raises awareness of the importance of estuaries (wetlands where freshwater rivers meet the ocean) and allows people to be more responsible for these natural resources. Establishe...
January
Red Panda Day, Intl: September 20
Daily
The world population of red pandas has fallen to less than 2500 in the wild, and these unique bears continue to be an endangered species. Native to Nepal, International Red Panda Day seeks to increase app...
January
Dia da Arvore, (BR): September 21
Daily
Dia da Arvore, or Arbor Day, occurs on September 21 in Brazil and focuses on preserving and saving the nation's rainforest.
January
Farm Safety and Health Week, Ntl.: Septemb...
Weekly
"Every day, the lives of Americans are touched by the hard work and dedication of our Nation's farmers, ranchers, and farmworkers. The food they produce through their tireless efforts fuels our Nation, no...
January
Moon—New: September 21
Daily
The new moon occurs when the moon and the sun share elliptical longitude. The moon is at its closest point to the sun in its orbit, and we usually cannot see it from the earth. The new moon is considered...
January
Sea Otter Awareness Week: September 21-27
Weekly
Sea Otter Awareness Week falls in September and seeks to raise awareness of the plight of sea otters concerning oil spills and ecological destruction. During this week, you can learn how to protect sea...
January
Solar Eclipse (Partial): September 21
Daily
A total solar eclipse occurs when the Moon passes between the Sun and the Earth, completely blocking out the Sun's light and creating a temporary period of darkness during the day. During a total solar e...
January
Solar Eclipse (Partial): September 21
January
Zero Emissions Day: September 21
Daily
Can you go 24 hours without using fossil fuels? Created in 2008, Zero Emissions Day is your chance to find out each year. Here's what you do: 1. Don't use or burn oil or gas, or coal. 2. Minimize (or e...
January
Autumnal Equinox: September 22
Daily
The autumnal equinox occurs each year in September and is a natural astronomical event. It’s when the sun rests at the equator and the length of the day and night are nearly equal. It is the official day...
January
Car Free Day, World: September 22
Daily
World Car Free Day began as a European initiative in the 1970s and, through grassroots support, has become an international observance practiced in cities worldwide. It is observed each September and prom...
January
Fall Begins, Northern Hemisphere: Septembe...
Daily
Today is the first day of the year's season, sequestered between the long, hot days of summer and short, bitterly cold days of winter, otherwise known as Autumn (or Fall). Fall begins at the autumnal equi...
January
Rhino Day, World: September 22
Daily
World Rhino Day aims to raise awareness of the plight of the five rhino species. First observed in 2011 and sponsored by the World Wide Fund for Nature (WWF), Lisa Jane Campbell championed the cause fro...
January
Spring Begins (Southern Hemisphere): Septe...
Daily
The first spring day (Australia time) occurs at the equinox in the southern hemisphere and is the first day of fall in the northern hemisphere. An equinox occurs when the sun passes the earth's equator a...
January
Stormwater Awareness Week: September 22-26...
Weekly
All communities have issues with rainwater runoff during heavy storms, but desert communities specifically struggle with this. It rains in deserts, and when it does, it pours! Excess water can quickly sat...
January
Neptune Day (1846): September 23
Daily
On September 23, 1846, German astronomer Johann Gottfried Galle of the Berlin Observatory discovered the 8th planet in our solar system, Neptune. He found it using mathematic equations from a predictive m...
January
Seed Gathering Seasons (UK): September 23-...
Monthly
Seed Gathering Seasons in the United Kingdom falls on the first week of September and ends a month after that. Sponsored by The Tree Council, Seed Gathering Seasons encourages people to gather seeds, frui...
January
Maritime Day, World: September 25
Daily
The International Maritime Academy sponsors World Maritime Day (IMO). Each year, since its creation in 1948, the organization highlights a different theme and educational initiative tied to the shipping i...
January
Arbor Day, (VI): September 26
Daily
With a focus on preservation and saving the island nation's rainforest, Arbor Day occurs on the last Friday of September in the US Virgin Islands.
January
Environmental Health Day, World: September...
Daily
These objectives of World Environmental Health Day are eliminating food waste, increasing sustainability in energy and farming, addressing logistical concerns, and highlighting the need to protect the pla...
January
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