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The first published English grammar was a Pamphlet for Grammar of 1586, written by William Bullokar with the stated goal of demonstrating that English was just as rule-based as Latin. Bullokar's grammar was faithfully modeled on William Lily's Latin grammar, Rudimenta Grammatices (1534), used in English schools at that time, having been ...
Carbon dioxide is the lasing medium in a carbon-dioxide laser, which is one of the earliest type of lasers. Carbon dioxide can be used as a means of controlling the pH of swimming pools, [141] by continuously adding gas to the water, thus keeping the pH from rising. Among the advantages of this is the avoidance of handling (more hazardous) acids.
When we speak of English as a foreign language (EFL), we are referring to the role of English for learners in a country where English is not spoken by the majority (what Braj Kachru calls the expanding circle). English as a second language (ESL) refers to the role of English for learners in an English-speaking country, i.e. usually immigrants ...
The following is a non-exhaustive list of standardized tests that assess a person's language proficiency of a foreign/secondary language. Various types of such exams exist per many languages—some are organized at an international level even through national authoritative organizations, while others simply for specific limited business or study orientation.
Carbon dioxide has unique long-term effects on climate change that are nearly "irreversible" for a thousand years after emissions stop (zero further emissions). The greenhouse gases methane and nitrous oxide do not persist over time in the same way as carbon dioxide. Even if human carbon dioxide emissions were to completely cease, atmospheric ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 9 December 2024. Gas in an atmosphere with certain absorption characteristics This article is about the physical properties of greenhouse gases. For how human activities are adding to greenhouse gases, see Greenhouse gas emissions. Greenhouse gases trap some of the heat that results when sunlight heats ...
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CO 2 - Carbon dioxide; CO 2-e - Carbon dioxide equivalent, also CO 2-eq [12] CoM - Covenant of Mayors for Climate and Energy (Europe) [13] COP - Conference of the Parties [to the UNFCCC] COP1 - First UNFCCC Conference of the Parties (28 March to 7 April 1995) COP2 - Second UNFCCC Conference of the Parties (8-18 July 1996)