綜合外電
美國國家海洋暨大氣總署的衛星於5月28日至6月2日拍攝追蹤撒哈拉沙塵吹過大西洋,顯示了塵埃吹過飛越了大西洋數千英里。這些塵埃是由大氣層中厚度為兩到二十五英里的一層稱為撒哈拉氣層所造成,這個氣層會帶來溫暖、乾燥和強風,已被證明會抑制熱帶氣旋的形成和增強。當它到達美國時,由於太陽光線散射大氣中的塵埃,會導致天空顯得霧濛濛,日出日落也變得絢麗多彩,甚至會抑制塵埃特別厚的地方雷暴的形成。
Cookie | Duration | Description |
---|---|---|
cookielawinfo-checkbox-analytics | 11 months | This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Analytics". |
cookielawinfo-checkbox-functional | 11 months | The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". |
cookielawinfo-checkbox-necessary | 11 months | This cookie is set by GDPR Cookie Consent plugin. The cookies is used to store the user consent for the cookies in the category "Necessary". |
cookielawinfo-checkbox-others | 11 months | This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Other. |
cookielawinfo-checkbox-performance | 11 months | This cookie is set by GDPR Cookie Consent plugin. The cookie is used to store the user consent for the cookies in the category "Performance". |
viewed_cookie_policy | 11 months | The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. It does not store any personal data. |