想一想世界地球日，环境法，新闻中的环境问题，不难看出环保行动正在成为主流。
Earth Day, Environmental Laws, Environmental Issues in the news, being green was entering the mainstream.
我们的老师给我们讲了其他班为地球日做的项目，并就我们班的项目征求了我们的建议。
Our teacher told us about projects other classes had done for Earth Day, and she asked for suggestions for our class projects.
设立地球日是为了提醒人们要关心地球。
The Earth Day was created to remind people to care about the earth.
许多人都能在地球日为拯救地球奉献一份力量。
Many people are playing a role in saving the earth on Earth Day.
4月22日，世界各地的人们将以不同方式庆祝地球日。
On April 22nd, people around the world would celebrate Earth Day in different ways.
明天是地球日。让我们讨论一下可以做什么来回收东西。
Tomorrow is Earth Day. Let's discuss what we can do to recycle things.
今年是第49个地球日，我认为我们应该呼吁人们不要过度砍伐树木。
This year is the 49th Earth Day and I think we should call on people not to cut down too many trees.
一些环保组织认为，人类会理解地球日的真正意义，并尽最大努力保护地球。
Some environmental protection groups believe that humans will understand the true spirit of Earth Day and try their best to protect the earth.
金星自转一周需要243个地球日，因此来自太阳的热量以更悠闲、更容易观察到的速度被吸收和分配。
The planet Venus takes 243 earth-days to turn once on its axis, so incoming heat from the sun is added and distributed at a more leisurely, observable pace.
一年之后诞生了首个世界地球日。
4月22日是地球日，我们都知道爱我们的地球母亲是很重要的。
April 22nd is Earth Day and we all know it is important to love our Mother Earth.
因此，当你参与其他地球日庆祝活动时，请把这些建议记在脑海中。
So while you are taking part in other Earth Day celebrations, keep these tips in mind.
加入到190个国家10多亿正为世界地球日采取行动的人们之列吧。
Join the more than one billion people in 190countries that are taking action for Earth Day.
这颗行星，可能是一颗走恶运的星球，绕着它的母星快速公转快于一个地球日。
This planet, possibly an ill-fated world, whips around its star in less than one Earth day.
这就是为什么，当我们准备庆祝地球日40周年时，我想给你们一个挑战。
That's why, as we get ready to celebrate the 40th anniversary of Earth Day, I want to leave you with a challenge.
地球之友创立于人类首次漫步月球的那一年，首届地球日诞生于一年以后。
Friends of the Earth was founded in the same year that man first walked on the Moon. The inaugural Earth Day happened a year later.
金星一年的长度相当于243个地球日，与地球的365天标准模型甚为接近。
Its year, at 243 days, is not even all that different from our standard 365-day model.
当第一次地球日在1970年举行的时候，美国的环境主义者拥有足够的理由来感到内疚。
When the first Earth Day took place in 1970, American environmentalists had good reason to feel guilty.
这一聚会是在国家广场举行的“地球日40周年庆典”为期一周的展览和活动的一部分。
The event will be part of a weeklong series of exhibits and activities on the National Mall marking the 40th anniversary of Earth Day.
世界地球日的发起国美国及其他192个国家，还将有上百次游行、工作坊等各类环保活动。
There will be hundreds of rallies, workshops and other events around the United States, where Earth Day was born, and hundreds more overseas, where it is now celebrated in 192 countries.
每年当世界地球日临近，我们就得到一个机会，可以反思我们在保护健康和社会环境方面做了多少工作。
Each year when Earth Day rolls around, we're given an opportunity to reflect on how far we've come in protecting the health and the environment of our communities.
每年4月22日的“地球日”(Earth Day)是1970年在美国诞生的现代环保活动纪念日。
Earth Day, celebrated on April 22 each year, marks the anniversary of the birth in 1970 of the modern environmental movement in the United States.
在即将到来的世界地球日之前，现在是该好好考虑下我们这个星球的那些独特的而濒临绝境的旅游目的地了。
In anticipation of Earth Day on Wednesday, now is a good time to focus on some of our planet's unique —and endangered —travel destinations.
古老的气候是基于非良性的IPAT理论，其可能已经做出指导性的意见，但是没有涉及到自第一个地球日以来的数据。
The old wealth-is-bad IPAT theory may have made intuitive sense, but it didn’t jibe with the data that has been analyzed since that first Earth Day.
古老的气候是基于非良性的IPAT理论，其可能已经做出指导性的意见，但是没有涉及到自第一个地球日以来的数据。
The old wealth-is-bad IPAT theory may have made intuitive sense, but it didn’t jibe with the data that has been analyzed since that first Earth Day.
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